is a Japanese manga series written and illustrated by Minoru Matsuda. It began serialization on Comic Smart's Ganma! manga service from May 2021 to November 2025.
Synopsis After the death of her brother, Kanoko visits his grave with Hijiri, her brother's lover and her current love interest. As she attempts to deepen her relationship with Hijiri, a ghost appears around him trying to prevent Kanoko from getting closer. Kanoko believes the ghost is her brother clinging on to his feelings for Hijiri.
Media Manga Written and illustrated by Minoru Matsuda, He Was My Brother was serialized on Comic Smart's Ganma! manga service from May 27, 2021, to November 20, 2025. Its chapters were collected into ten ebook volumes released from December 15, 2021 to July 1, 2026. Ichijinsha released the first two volumes in print on April 25, 2023.
During their panel at Anime Expo 2023, Mangamo announced that they had licensed the series and added it to their platform. In May 2026, Yen Press announced that they had licensed the series for English publication, with the first volume set to release in November 2026.
Other A promotional video featuring music from Caronz Bekaluz was uploaded to the Ganma! YouTube channel on April 12, 2023.
Reception The series was nominated for the eighth and ninth Next Manga Awards in the web category in 2022 and 2023 respectively.
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