[Amanagi Seiji] Himitsu no Shukudai (COMIC Penguin Club 2012-05) [English] [SMDC] [Digital]

[Amanagi Seiji] Gyutto Shite Wanko (COMIC Penguin Club 2012-03) [English] [SMDC] [Digital]

(C69) [Wagahai Rouman-shuu, Igyou Nami Club (The Seiji, Ureshino Megumi, Waita Uziga)] Genkai Haretsu

[Amanagi Seiji] Koishi no Rival (COMIC Penguin Club 2012-01) [English] [SMDC] [Digital]

[Amanagi Seiji] Motto! Gyutto Shite Wanko (COMIC Penguin Club 2012-12) [English] [SMDC] [Digital]

(C77) [Penguindou] Penguin Club [English] {Risette}

[Amanagi Seiji] Namonaki Hana o Mederu Hi ni (COMIC Penguin Club 2013-04) [English] [SMDC] [Digital]

[Amanagi Seiji] Imouto Switch (COMIC Penguin Club 2015-06) [Chinese] [CE家族社] [Digital]

(C77) [Penguindou] Penguin Club

[Amanagi Seiji] Shiranai Sekai (COMIC Penguin Club 2018-01) [Chinese] [沒有漢化] [Digital]