Proprietary Trading in Japanese Equity Markets

Proprietary Trading in Japanese Equity Markets

Exponential Trading K.K. is the Tokyo subsidiary of Exponential Capital, an Australian proprietary trading firm established in 2013. We specialize in systematic, quantitative trading in Japanese equity markets.

Exponential Trading K.K. is a Japanese corporation whose parent company is Exponential Capital, an Australian proprietary trading company established in 2013. Its primary business in the Japanese stock market is systematic trading based on quantitative methods.

About Us

Exponential Trading K.K. was established in 2026 as the Japanese subsidiary of the Exponential Capital group. Our parent company has been active in Japanese equity markets since 2014.

The establishment of our Tokyo office reflects a long-term commitment to the Japanese market. By incorporating locally, we maintain direct operational presence and close engagement with our broker partners and the broader Japanese financial community.

Exponential Capital Pty Ltd

Australia | Est. 2013

Australia | Est. 2013

100% Subsidiary

Exponential Trading K.K.

Japan | Est. 2026

Japan | Est. 2026

Company Name

Exponential Trading K.K.

Corporate Number

0110-01-174958

Established

January 2026

Representative Director

Naoko Sumida

Address

SparkSHIBUYA 7th Floor, 3-5 Udagawacho, Shibuya-ku,
Tokyo 150-0042

Business

Proprietary Trading of Securities

Parent Company

Exponential Capital Pty Ltd (Australia)
• Established: 2013
• Business: Proprietary Trading

Business Operations

Business Model

We are a proprietary trading firm that trades exclusively with our own capital. We do not manage client funds or provide investment advisory services.

Operational Infrastructure

Our trading operations are supported by:

  • Trading capital from parent company

  • Proprietary quantitative systems and technology

  • Institutional risk management frameworks

  • Direct market access via established Japanese brokers

Updates

MAY 2026

Local Representative Director appointed.

FEB 2026

Japan corporate website launched.

JAN 2026

Local Representative Officer appointed.
Office established in Tokyo.

JAN 2026

Japanese entity incorporated.

Contact Us

Email

info@exponentialtrading.co.jp

Email: info@exponentialtrading.co.jp