# Shunsuke Oyu

> Shunsuke Oyu, known as Captain or Oyu-san, is the co-founder and CEO of AnotherBall, which operates the VTuber avatar app Avvy and creative studio Mayflower. He previously co-founded Connehito, the company behind Mamari, and started PRISM Project; those businesses joined the KDDI and Sony groups respectively. His public writing connects entrepreneurship, Japanese entertainment and communities built around shared interests.

- **Role:** Co-founder and CEO at AnotherBall
- **Organizations:** AnotherBall, Connehito, PRISM Project, Mayflower
- **Nationality:** Japanese
- **Education:** Keio University, Keio Shiki Senior High School
- **Known for:** Built Connehito and Mamari before the company joined KDDI in 2016., Founded PRISM Project, which joined the Sony group in 2022., Led AnotherBall through its 2023 seed financing and 2026 debt financing.

## Career timeline

- **2012** — Co-founded Connehito with Tatsuro Shimada.
- **2014** — Connehito began offering Mamari.
- **2016** — Connehito joined the KDDI group through an acquisition.
- **2019** — Handed over the Connehito presidency; traveled internationally during 2019-2020.
- **2021** — Started the global VTuber business PRISM Project.
- **2022** — PRISM Project joined the Sony group; AnotherBall Pte. Ltd. was founded in May.
- **2023** — AnotherBall announced a US$12.7 million seed round led by ANRI and Hashed.
- **2024** — AnotherBall acquired creative studio Mayflower, according to Oyu’s updated biography.
- **2025** — Avvy’s trial launched April 3 and exceeded 200,000 registrations by April 13.
- **2026** — AnotherBall announced ¥2.5 billion in debt financing in May and approximately one million cumulative Avvy registrations in August.

## Achievements

- Built Connehito and Mamari before the company joined KDDI in 2016.
- Founded PRISM Project, which joined the Sony group in 2022.
- Led AnotherBall through its 2023 seed financing and 2026 debt financing.

## Latest updates

- **2026-10** — On October 9, AnotherBall disclosed unauthorized access to Avvy’s administrative system and possible customer-information exposure; it said the enabling issue had been remediated.
- **2026-09** — A September 18 Forbes JAPAN feature presented Oyu’s views on imagination, creative judgment and AI.
- **2026-08** — AnotherBall announced selection for the fifth SusHi Tech Global Startups batch and reported approximately one million cumulative Avvy registrations.
- **2026-05** — AnotherBall raised ¥2.5 billion in debt financing from Shoko Chukin Bank, MUFG, SMBC and Mizuho, bringing cumulative funding to ¥4.7 billion; Kiral Poon joined as VP of R&D.

## Links

- Website: https://note.com/shunsuke00
- LinkedIn: https://www.linkedin.com/in/cap039
- Twitter/X: https://x.com/shunsuke00

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Profile page: https://yespress.io/shunsuke-oyu
Published by YesPress — https://yespress.io
Last updated: 2026-10-16