Oniichan wa Oshimai! Koushiki Anthology Comic

An anthology comic of *Onii-chan wa Oshimai!* by various mangaka.

**Volume 1** (2021-05-27)
Cover Illustration: Namori
Color Illustration: Yui Hara, Shiromanta, Bell Izumi
1. **3-bai★Push!** (3倍★プッシュ!) \[Namori\]
2. **Onii-chan wa Umitai!?** (お兄ちゃんはうみたい!?) \[Koume Fujichika\]
3. **Mahiro to Minority** (まひろとマイノリティ) \[Natsu Tadano\]
4. **Mahiro to Keika Kansatsu** (まひろと経過観察) \[Taku Kawamura\]
5. **Himitsu no Hand Sign** (秘密のハンドサイン) \[Masakuni Igarashi\]
6. **A letter for you** \[Waka Kakitsubata\]
7. **Oyama Mahiro wo Kisekaetai!** (緒山まひろを着せ替えたい!) \[Norito Asazuki\]
8. **Wasurerarenai Kanshoku** (忘れられない感触) \[Nekoume\]
9. **Mahiro to Mahiri** (まひろとまひり) \[Tsuchii\]
10. **Mahiro to Imaginary** (まひろとイマジナリー) \[Misaki Mori\]
11. **Mahiro to Kyoufu no Misshitsu** (まひろと恐怖の密室) \[Kometsubu\]
12. **Mihari to Aibou** (みはりと相棒) \[Shinichi Yuuki\]
13. **Mahiro Love Letter** (まひろラブレター) \[Kina Kobayashi\]
14. **Mahiro to Dankatsu** (まひろと男活) \[Suzu Yuuki\]
15. **Mahiro to Kourei no Are** (まひろと恒例のアレ) \[Suka\]

**Volume 2** (2022-04-27)
Cover Illustration: bb Kuroda
Color Illustration: Cool-kyou Shinja

**Volume 3** (2023-01-07)
Cover Illustration: Yui Hara
Color Illustration: bb Kuroda

**Volume 4** (2023-11-27)
Cover Illustration: Hiroshi Hiroyama
Color Illustration: Hori

**Volume 5** (2024-09-27)
Cover Illustration: Ryou Imamura
Color Illustration: Cherry Arai

**Volume 6** (2025-07-26)
Cover Illustration: Muchimaro
Color Illustration: Kouhei Shibata, Tsuchii, Ayase Totsuki

**Volume 7** (2026-05-27)
Cover Illustration: Cool-kyou Shinja
Color Illustration: Zurikishi