1. Okkina Kanojo ni Amaetai (おっきな彼女に甘えたい, I Want to Be Pampered by a Girl of Generous Girth); COMIC Koh Vol.4 
2. Obentou to Koharu-chan (お弁当と小春ちゃん); COMIC Koh Vol. 6 
3. Sherbet Kiss (シャーベット・キス) 
4. Kareshi ni Naisho♥ (彼氏にナイショで♥, Behind My Boyfriend's Back); COMIC Koh Vol. 3 
5. Love Sick na Oneechan (Love sickなお姉ちゃん, Lovesick Big Sister) 
6. Kurayami no Hanabira (暗闇ノ花ビラ) 
7. Oneechan no Naka de Oshikko shite! (お姉ちゃんの中でおしっこして！, Come Pee Inside Onee-chan!) 
8. Silent Bus (サイレントバス); COMIC Koh 2016-09

Natsuki is a short boy who happens to be dating a tall girl who get made fun of by their height difference.
 
Note: Published in COMIC Koh Vol. 4

Note: Published in COMIC Koh Vol. 3

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