Koichiro Tsujino
Angel investor in Tokyo
Tokyo, Tokyo
Koichiro Tsujino, Angel investor in Tokyo is an active investor based in Tokyo, Tokyo. This profile covers what Koichiro Tsujino backs, at which stage, and how founders can reach out in 2026.
Mr. Koichiro Tsujino is an Angel Investor. Born in 1957 in Fukuoka Prefecture. He also serves as an Outside Director at SMBC Nikko Securities. Graduated from Keio University's Graduate School of Engineering in 1984 and entered Sony Corporation in the same year. Through the company's overseas study program, went to the United States to study at California Institute of Technology's Department of Electrical Engineering. After resigning from Sony in March 2006, joined Google in 2007 and was appointed president of Google Japan in January 2009. Resigned in April 2010 to establish ALEX Corporation with like-minded members. Currently serving as representative director, president and CEO of ALEX Corporation.
- Investor type
- Angel
- Stages
- Early Stage Venture
- Invests in
- Mobility & LogisticsAutomotive & EV
- Location
- Tokyo, Tokyo
- Typical check
- $500K
- Past investments
- 2
Notable investments
How to reach Koichiro Tsujino
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Round Funded. "Koichiro Tsujino." Round Funded investor database, updated September 8, 2026.
Stable URL, it will not change: https://www.roundfunded.com/en/investor/koichiro-tsujino-228901-6
Frequently Asked Questions
What does Koichiro Tsujino invest in?
Koichiro Tsujino invests in Mobility & Logistics and Automotive & EV, typically at Early Stage Venture. Match your sector and stage, then reach out with a personalized pitch.
What stage does Koichiro Tsujino invest at?
Koichiro Tsujino typically invests at Early Stage Venture. Lead with traction that fits the stage when you reach out.
What is Koichiro Tsujino's typical check size?
Koichiro Tsujino typically writes checks around $500K. Use it as a signal for whether your raise fits their stage.
How do founders reach investors like this?
Round Funded lists active investors with verified, professional contact details for signed-up founders. Filter by sector, stage and location, then send a personalized pitch from your own inbox.
What is Round Funded?
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