Wonderplanet Founder Tomoki Tsunekawa Steps Down as President, Akinori Sato Takes Over
The founder's departure for health reasons and the appointment of a former securities executive as CEO signal a strategic shift at a struggling Wonderplanet, with a clear three-year plan to balance IP collaborations and original titles.
Reporting from 1 sources: GameBusiness.jp.
Wonderplanet announced on June 22, 2026, that founder Tomoki Tsunekawa resigned as President and CEO due to health reasons, becoming Director and Founder. Akinori Sato, formerly Director, COO, and CFO, succeeded him as President and CEO. Sato outlined three focus areas for the next three years: expanding major IP collaborations, restarting original title development, and refining the hybrid casual platform SEED.
Wonderplanet founder Tomoki Tsunekawa stepped down as President and CEO on June 22, 2026, citing health reasons. He remains with the company as Director and Founder. Akinori Sato, who joined Wonderplanet as CFO in 2016 from Daiwa Securities Group and served as COO since 2024, took over as the new President and CEO. In his first comments, Sato acknowledged the company's unfavorable business performance and laid out three priorities for the next three years: expanding collaborations with major IPs, restarting development of new original titles, and refining the hybrid casual platform SEED. Tsunekawa said he entrusts overall management to Sato, whom he called his most trusted partner since 2016.
Synthesized by Yomimono from the 1 cited source below, including Japanese-language reporting where cited, then editorially reviewed before publishing.
Sources
- GameBusiness.jp ワンダープラネット、佐藤彰紀氏が新社長CEOに就任——創業者の常川氏は健康上の理由で取締役ファウンダーへ