Someone's Girlfriend
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| Someone's Girlfriend | |
 First tankōbon volume cover | |
| アイツノカノジョ (Aitsu no Kanojo) | |
|---|---|
| Genre | Romantic comedy[1] |
| Manga | |
| Written by | Nikumaru |
| Published by | Shogakukan |
| English publisher | |
| Imprint | Sunday Webry Comics |
| Magazine | Sunday Webry |
| Original run | September 30, 2022 – November 21, 2025 |
| Volumes | 8 |
Someone's Girlfriend (Japanese: アイツノカノジョ, Hepburn: Aitsu no Kanojo) is a Japanese web manga series written and illustrated by Nikumaru. It was serialized on Shogakukan's digital platform Sunday Webry from September 2022 to November 2025.
Media
Manga
Written and illustrated by Nikumaru, Someone's Girlfriend was first published as a one-shot on Shogakukan's digital platform Sunday Webry on November 27, 2021,[2] and was serialized on the same platform from September 30, 2022, to November 21, 2025.[3][4] Shogakukan has collected its chapters into individual tankōbon volumes, with the first one released on February 10, 2023.[1] As of December 12, 2025, eight volumes have been released.[5]
The manga has been licensed for English released in North America by Seven Seas Entertainment.[6]
Volumes
| No. | Original release date | Original ISBN | English release date | English ISBN |
|---|---|---|---|---|
| 1 | February 10, 2023[7] | 978-4-09-851600-1 | August 27, 2024[8] | 979-8-89160-277-9 |
| 2 | August 9, 2023[9] | 978-4-09-852773-1 | December 17, 2024[8] | 979-8-89160-278-6 |
| 3 | January 12, 2024[10] | 978-4-09-853083-0 | April 22, 2025[8] | 979-8-89160-929-7 |
| 4 | June 11, 2024[11] | 978-4-09-853397-8 | September 9, 2025[8] | 979-8-89373-735-6 |
| 5 | October 10, 2024[12] | 978-4-09-853624-5 | January 20, 2026[8] | 979-8-89561-186-9 |
| 6 | February 12, 2025[13] | 978-4-09-853846-1 | May 12, 2026[8] | 979-8-89561-923-0 |
| 7 | August 8, 2025[14] | 978-4-09-854125-6 | October 13, 2026[8] | 979-8-89765-936-4 |
| 8 | December 12, 2025[5] | 978-4-09-854364-9 | — | — |
Other
As part of a collaboration between Weekly Shōnen Sunday, Sunday Webry and the music project MAISONdes, a music video with a song, titled "Furi", composed by Daibakuhashin, performed by Rei and based on the manga was uploaded to the MAISONdes YouTube channel on April 4, 2025.[15][16]
Reception
The series was nominated for the 2023 Next Manga Award in the web manga category,[17] and ranked 20th in the same category in 2024.[18]