David Androsoni



David founded SAPIAT in October 2018 with Shota Ishii to develop a next generation Investment Intelligence platform servicing Asset Owners (Pension Funds, Sovereign Funds, Endowments and Family Offices) as well as Asset Managers and Insurance companies. Previously David spent 18 years implementing advanced investment decision analytics at Asset Managers, Asset Owners and their Consultants across the UK, Europe and Asia - driving technological change and innovation for some of the most sophisticated investment management institutions. David is a thought leader and frequent speaker on topics of Market Risk Methodology, Scenario Analysis and Investment Finance. 

Nobuyasu Atago

Chief Economist


December 2015-present, Chief Economist at Okasan Securities. July 2014 - November 2015, Head of Human Resources Development Division, Personnel and Corporate Affairs Department at Bank of Japan. July 2011 – June 2014, Chief Forecaster, Economic Research Department at Japan Center for Economic Research. September 2010 – June 2011, Head of Price Statistics Division, Research and Statistics Department at Bank of Japan. In April 1991, Joined Bank of Japan.

Paul Bishop

Director, Credit Analytics


Based in Singapore, Paul is the lead for Credit Analytics products in APAC. He has experience as a Product Manager in the credit and counterparty risk space, and was previously the Product Manager for ratings and credit content in EMEA, based in London. Prior to this, Paul focused on market strategy, covering Investment and Commercial Banks, private equity and credit markets. Before working at S&P Global, he was a private equity analyst, concentrating on the infrastructure asset class.

Shigeyuki Goto

Director, Center for Risk Management Strategy


Shigeyuki Goto is Director, Center for Risk Management Strategy of Deloitte Touche Tohmatsu LLC (DTTL) Tokyo. Before joining DTTL Tokyo he was in charge of the Group’s ongoing implementation of an enhanced risk-based and economic-value based ERM framework at a major Japanese insurance company as a Head of Group ERM.

Naoyuki Haraoka

Executive Managing Director



Born in Tokyo in 1955. After graduating the University of Tokyo in 1978    (Bachelor of Economics), he joined MITI (Ministry of International Trade and Industry) of Japanese government. Having been posted in the industrial policy section and the international trade policy section for a few years, he was enrolled in a two year MPA (Master of Public Administration) programme at Woodraw Wilson School of Princeton University in the US on a Japanese government sponsorship. After having acquired MPA at Princeton, he rejoined MITI in 1984 as an economist. Since then he had been posted as Deputy Director and Director of a number of MITI divisions including Research Division of International Trade Policy Bureau. He was also posted in Paris twice, firstly, Principal Economist of Trade Bureau of OECD (Organization of Economic Cooperation and Development) from 1988 to 92 and secondly Counselor to Japanese Delegation of OECD from 1996 to 99. After coming back to MITI from his second stay in Paris, at the occasion of the government structural reform in 2001 when MITI was remodeled as METI (Ministry of Economy Trade and Industry) he joined the efforts to found METI research institute, Research Institute of Economy Trade and Industry as its Director of Administration. He became Chief Executive Director of JETRO San Francisco in 2003 and stayed in San Francisco until 2006. He was Director-General of METI Training Institute from 2006 until July, 2007 when he left METI permanently and joined JEF as Executive Managing Director.

Megumi Hirano

Director, Head of Operational Risk Management


Megumi is a banking professional with extensive experience in a wide range of roles across business, infrastructure and risk and control functions, in both Tokyo and London.  Most recently, she has worked in risk management, leading a global team tasked with defining and maintaining the control framework for benchmarks and indices.  In her current role, Megumi contributes to the design of the global control framework and the development of routines for management of non-financial risks.  She is also responsible for non-financial risk management for Japan and Korea.

Koei Imai

Head of ETF Center


Koei Imai has served as Head of Nikko AM’s ETF Center since August 2008. He also heads the ETF Business Division, Joint Global Head of ETF Business and the ETF Business Development Department, following his appointment to the positions in November 2018. Before joining Nikko AM in December 2006, he held positions at Mizuho Financial Group, serving at DLIBJ Asset Management Co., Ltd. (currently Asset Management One Co., Ltd.) and, prior to that, Mizuho Research Institute Ltd. He joined Mizuho Financial Group upon entering the Industrial Bank of Japan, Limited (IBJ) in April 1985.

Koei Imai served as a part-time professor at the economics faculties of Musashi University (in 2012 and 2013) and Gakushuin University (in 2014).

Philippe Imhoff

Portfolio Manager, Head of Convexity Solutions – Asia


Philippe has previously worked as an Equity Derivatives trader in charge of Flows and Structured Products in different investment banks (foreign and Japanese). Philippe has a deep knowledge of both plain vanilla listed options and more exotic structures. He  joined Amundi Japan in 2014 then became Portfolio Manager in 2016. Philippe holds an Engineering degree from Ecole Nationale des Ponts-et-Chaussées (Paris – France).

Amundi, the largest asset management firm in Europe,is one of the leaders in managing equity options strategies as part of tailor-made solutions that best-fit client’s objectives and constraints.

Sachiko Izumi

Chief Risk Officer


Sachiko Izumi joined MetLife Japan in March 2017 and is currently Statutory Executive Officer & Vice President, Chief Risk Officer. She is also Co-Chair of Japan Women’s Business Network.

Sachiko has nearly 20 years of experience in global financial institutions both in Japan and in the UK. She started her career at Finance Department of Sumitomo Chemical and gained experience in capital market financing. She has assumed various leadership roles including Managing Director, Co-Head of EMEA Credit Portfolio Group and Global Head of Portfolio Solutions at JP Morgan and Managing Director, Global Chief Credit Officer, Co-Head of European Credit Risk Management in Global Financial Risk Management Group at Barclays Bank in London.

Sachiko received MBA degree in Finance from University of Chicago Booth School of Business and BA degree in Japanese Literature from Meiji University in Japan.

Seisaku Kameda

Bank of Japan

Deputy Director-General, Financial System and Bank Examination Department

Joined the Bank of Japan in April 1991. In May 2013, Head of Economic Research Division, Research and Statistics Department. June 2015, Head of Economic and Financial Studies Division, Institute for Monetary and Economic Studies. June 2016, Branch Manager, Niigata Branch. June 2017, Associate Director-General responsible for regional research, Research and Statistics Department. Since August 2018, present position.

Naoki Kamiyama

Chief Strategist


Naoki Kamiyama joined Nikko Asset Management as Chief Strategist in January 2015. He delivers his strategic insights and solutions in a wide range of asset classes to institutional and retail clients. Mr. Kamiyama also serves as a member of the company’s Global Investment Committee, which creates the intermediate-term house view on the global economy and asset markets.

As a veteran strategist with 30 years of experience in the securities and asset management industries, he has developed a strong reputation among Japanese and non-Japanese institutional investors and has ranked highly in investors’ polls of analysts.

Mr. Kamiyama previously spent more than five years working at Nikko Asset Management and its predecessor firms, until 2000. After that, he worked for Merrill Lynch Japan Securities as chief strategist, in addition to serving at Goldman Sachs, Morgan Stanley and Deutsche Securities.

A Chartered Financial Analyst, Mr. Kamiyama holds a doctorate degree in finance from City University London and an MBA from the Leonard N. Stern School of Business at New York University.

Shiro Katsufuji

Director, Center for Risk Management Strategy


Shiro Katsufuji is a Director at Deloitte Touche Tohmatsu LLC, where he is responsible for risk and regulatory advisory since July 2017. Prior to his current position, he was the Deputy General Manager for Corporate Risk Management Division of Mitsubishi UFJ Financial Group from 2011 to 2017. He was responsible for enterprise risk management and the internal capital adequacy process. He also worked on regulatory affairs regarding Basel III reform. He was U.S. Chief Economist of Bank of Tokyo-Mitsubishi UFJ, the role he held from 2005 to 2011 in New York. He also had held senior positions for more than 10 years in the Treasury and Sales & Trading in Bank of Tokyo-Mitsubishi Tokyo and London.

Taro Matsuura

Managing Director, Corporate Planning Division


Taro Matsuura is a MD at MUFG Bank, and Chairperson of the Cross-Industry Committee on Japanese Yen Interest Rate Benchmarks.

Toru Morinishi

Head of Regulatory Strategy / Head of Sustainability Office


Toru Morinishi is the Head of Regulatory Strategy and Head of Sustainability Office for Mizuho Financial Group since 2018.  As the Head of Regulatory Strategy he is responsible for research and advocacy in relation to global financial regulation, and as the Head of Sustainability Office he is responsible for developing sustainability strategy for Mizuho.  Prior to his current roles he was a Senior Vice President of Strategic Planning Department since 2013.

In his previous positions, he was a senior credit analyst for project and structured finance deals in Mizuho’s London Branch during 2010-2013, and was engaged in investor relations in New York Branch during 2007-2010.

Kyohei Morita

Managing Director, Chief Economist Japan


Kyohei joined CA-CIB in April 2017 from Barclays where he was the Chief Japan Economist for nine years. Prior to that Kyohei worked as an economist at Nomura.  He ranked #4 in the Nikkei Economists Ranking in 2019. He received an MA in Economics from Brown University (US) in 2000 and a Ph.D. in Economics from Kyushu University in 2018.

Tomoko Morita

Senior Director and Head of Tokyo Office


Tomoko Morita is Senior Director and Head of Tokyo Office of International Swaps and Derivatives Association, Inc. (ISDA). She is working on a range of policy issues, including Japanese public policy, risk management, collateral management and benchmark reforms. Prior to joining ISDA, she was at the Industrial Bank of Japan (IBJ) where she worked on establishing their collateral management unit, as well as the risk management framework for investment securities portfolio at IBJ’s Risk Management Department.

René Mück

Head of Underwriting, Underwriting Dept. Non-Life Division


René Mück has been working for Munich Re since 2011, starting his role with a strong focus on weather derivatives. Later he managed an analytics team supporting underwriters to develop new products for large corporates in the agribusiness and energy sector. René currently heads the Non-Life Underwriting Team at the Munich Re Japan Branch.

René received a diploma in Geography, Geology and Remote Sensing from the University of Munich and a PhD in Engineering from the University of the Federal Armed Forces in Munich.

Naoki Murakami

Senior Economist


Over 20 years, have worked as economist/ strategist role at BNP Paribas, Goldman Sachs, Monex Inc, Alliance Bernstein. Wrote some books with BOJ board members.

Mariko Nakabayashi

Professor, Risk Management and Insurance, School of Commerce


Mariko Nakabayashi is a Professor of Risk Management and Insurance, School of Commerce, Meiji University, Japan. At Meiji University, she currently teaches in the undergraduate, Master, and Ph.D. program. She also serves as a Presidents Staff.

She earned Ph.D in Commerce in 2002 at Meiji University. She wrote a lot about business ethics as a risk of corporation, specifically insurance companies. Her current research interests include ethical issue on autonomous vehicles and she is a steering committee member of Meiji Institute of Autonomous Driving (MIAD).

She is an active participant in, and heavily committed to the activities of Asia Pacific Risk and Insurance Association (APRIA) as an Immediate Past President.

She serves in a variety of positions, including a President of the Japanese Society of Insurance Science, a member of the Subcommittee on Compulsory Automobile Liability Insurance System, the Financial Services Authority.

Keiichi Nakajima

Associate Director, General Manager


Joined Mitsui Sumitomo Insurance Co., Ltd. In 1986 and was engaged in insurance marketing & sales, underwriting , investment, corporate planning and overseas operations departments.  Served as CEO of MS Frontier Reinsurance in 2012 and as General Manager  of Investment Planning Department for 5 years starting in 2013, currently he is responsible for investment business of the group including asset management, investment operations, sustainability investments and financial arrangement for  the holding company.

Yuji Nakata

Executive Managing Director, Chief Risk Officer


Executive Managing Director and Chief Risk Officer of Nomura Holdings, Inc. Nakata previously served in various senior management roles including the Head of Global Markets in Europe and the COO in Asia region.

Yoshinori Nomura

Director and Fund Manager


Yoshinori manages an AI/ML driven investment strategy. Yoshinori has a master’s degree in nonlinear statistical physics from Waseda University and is a regular member of The Japan Society for Artificial Intelligence (JSAI).

Bill Sarran

Head of Institutional Trading APAC


Bill has held senior positions for several large global investment banks and has developed some deep relationships at the most senior level into the largest hedge funds in the world. He previously lived in HK where he was head of Asian Equity Derivatives for a major investment bank. Bill has a deep knowledge of various investment strategies and the products they trade. Bill now brings his skills, relationships and knowledge to Optiver where as a firm they sit at the forefront of financial market disruption. He builds a bridge between the old and new world of trading combining the best of both.

Akira Tagaya

Executive Officer


Professional Experience:

Apr. 2017   Executive Officer, Osaka Exchange, Inc.

Apr. 2016   Director, Market Planning & Derivatives Business Development, Osaka Exchange, Inc.

                   Director, Equities Business Development, Tokyo Stock Exchange, Inc.

Jan. 2013   Director, Corporate Communications, Japan Exchange Group, Inc.

Jun. 2012  Director, Corporate Communications, Tokyo Stock Exchange Group, Inc.

Apr. 2011     Head, Market Business Development, Tokyo Stock Exchange, Inc.

Jun. 2007    Head, Derivatives Business Development, Tokyo Stock Exchange, Inc.

Apr. 1990    Joined Tokyo Stock Exchange

Curtis Tai

Director, Asia-Pacific ETF Sales & Trading


Curtis joined Jane Street in 2015 to expand its ETF Sales and Trading functions to Asia-Pacific from New York and London.

Prior to this, he was a Senior Vice President and ETF Specialist at CSOP Asset Management Ltd with a focus on institutional sales and client portfolio management. Curtis was also a Manager at China Asset Management (HK) Ltd (ChinaAMC), responsible for their ETFs business where he helped to launch the world’s first RQFII ETF investing into onshore China. He also worked at Yuanta SIT in Taiwan, developing international business in ETF and indexing solutions and advisory.

Mr. Tai has over 8 years experience in ETFs in Asia. He received a BSBA degree from Washington University in St Louis.

Toshio Tsuiki

Deputy Secretary General, Basel Committee on Banking Supervision


Toshio Tsuiki is currently Deputy Secretary General of the Basel Committee on Banking Supervision. Prior to assuming the position in April 2017, he was Deputy Director General in the Financial System and Bank Examination Department of the Bank of Japan. He also served on the Basel Committee Secretariat from 2008-2012.

He has held various other positions within the Bank of Japan including Head of International Division in the Financial System and Bank Examination Department, Head of Market Research Group, Private Secretary to the Deputy Governor and Representative in Europe located in London.

Mr Tsuiki holds an MBA from the Wharton School of the University of Pennsylvania and an LLB from the University of Tokyo.

Mitsuo Tsumagari

Financial Engineer, Vice President


Mitsuo Tsumagari is the head of the Tokyo quants’ team and is primarily responsible for Financial Risk Analytics' xVA and Counterparty Credit Risk solution. After he has worked closely with the analysts in the Japanese financial institutions, he has developed an integrated backtesting solution for IMM approval. Mitsuo holds a Ph.D. in Theoretical Physics from the University of Nottingham and published a number of papers in both physics and finance areas.

Ken Watanabe

General Manager for Market Regulation, Global Markets Coordination Department

Mizuho Bank

Ken Watanabe is General Manager for Market Regulation at Mizuho Bank, Ltd. and Mizuho Financial Group, Inc. He is responsible for Market Regulations and Systems in general.

He has been engaged in market business for over 20 years. After starting his career as a derivatives trader, he worked on various projects, and during the past decade, he dealt with derivatives regulations, Volcker rule, FX Global Code etc. Especially, LIBOR transition has been one of the most important missions in recent years.


He served as a chairperson of Business Subcommittee and Self-regulatory Subcommittee of The Financial Futures Association of Japan several times. He is currently a chairperson of IRS Management Committee of Japan Securities Clearing Corporation, and he is also a member of the Cross-Industry Committee on Japanese Yen Interest Rate Benchmarks.

Paul Worthy

Managing Director


Paul Worthy joined Tradeweb in April 2006 and is Managing Director of Tradeweb Japan.

After starting his career in Finance Technology with Schroders in London, he moved to Permira global investment firm where he served as Head of IT. In 1999 Paul founded and served as CEO of Konetic – growing the start-up into an enterprise recruitment software platform used by global investment banks and law firms. In 2006, Paul joined Tradeweb as Director of Tradeweb’s Asian technology and operations teams.  During his time with Tradeweb in Japan, Paul has covered all areas of the business including responsibility for the development of the JGB and Asian derivative businesses.

Paul holds a Master’s degree in Electrical and Electronic Engineering and a Doctorate in Philosophy, both from City University, London.

Toshihiro Yanase

Senior Manager, Global Compliance Officer


Toshihiro Yanase is currently in charge of global compliance for overseas bases. He is the Senior Manager of Global Compliance Office of the Compliance Department.

Toshihiro Yanase was in charge of the market risk and liquidity risk at the NY branch for six months two years ago whe he was the Vice President Financial Risk Management.

Before that, Toshihiro was mainly in charge of liquidity regulation, risk appetite framework, BCBS 239 project for over ten years. He was also the Head of Risk Aggregation & Strategy Team in the Risk Management Department.

Shuichi Yokoyama

Executive Officer, Head of Corporate Risk Management Division



Jun 2008: Massachusetts Institute of Technology, Sloan School of Management Cambridge, U.S.A. - Master of Business Administration

Mar 1990: Waseda University Tokyo, Japan - Bachelor of Physics


Professional Experience:

May 2016 to Present: Executive Officer, Managing Director, Head of Corporate Risk Management Division, MUFG Bank, Ltd. / Mitsubishi UFJ Financial Group, Inc., Tokyo, Japan

Jul 2014: U.S. Co-Treasurer and Head of Markets for the Americas, New York, U.S.A.

Jul 2013: General Manager for Special Assignments,Global Markets Planning Division

Apr 1990: Banking Officer, Gotanda Branch