Kotaro Lives Alone Creator Mami Tsumura Launches New Manga in September
Tsumura is launching a new serialized work in Big Comic Superior, the same magazine that carried her long-running Kotaro Lives Alone, while her current series Ore no Baa-san remains ongoing in Big Comic Original.
Reporting from 1 source: Anime News Network.
Mami Tsumura will launch a new manga titled Tanosuke no Kawazanyō (Tanosuke's Overly Optimistic Estimation) in Shogakukan's Big Comic Superior magazine's 19th issue on September 11, announced the magazine's 18th issue on Friday. Tsumura is the author of Kotaro Lives Alone, which ended in June 2023 after a decade-long run.
Mami Tsumura returns to Big Comic Superior with Tanosuke no Kawazanyō, set to begin in the magazine's 19th issue on September 11. The announcement appeared in the 18th issue released on Friday.
The new work follows Tsumura's current series Ore no Baa-san, which began as a one-shot in 2025 and launched as a regular series in Shogakukan's Big Comic Original magazine in March 2026. That series remains ongoing and is available on the Big Comics website.
Tsumura is best known for Kotaro Lives Alone, which ran in Big Comic Superior from 2015 to June 2023 and earned an Electronic Manga Award in 2018. The manga spawned a live-action series in April 2021 with a second season in April 2023, plus a Netflix anime in March 2022.
Synthesized by Yomimono from the 1 cited source below, including Japanese-language reporting where cited, then editorially reviewed before publishing.
Sources
- Anime News Network News Kotaro Lives Alone Author Mami Tsumura Launches New Manga