I'm nothing special, but Koizumi-kun is a very special guy whose looks and personality are seriously those of an angel. He's our idol. This popular pair was introduced in High School ☆ Lullaby (Gesu BL).
1) High School ☆ Lullaby [Gesu BL]. - The Uke suddenly ties the asleep Seme & raped him http://www.mangago.me/read-manga/high_school_lullaby/
2) Shoujo C [Joshi BL] - Their gal classmate sees them & Koizumi's true indentity http://www.mangago.me/read-manga/shoujo_c/
3) Requirements for Being Trash [Kuzu BL] - Back story of Koizumi since he was a child. http://www.mangago.me/read-manga/kuzu/nbt/tr_chapter-3/pg-1/
4) Don't Take Off Your Gym Uniform - Their changed relationship after they had sex. http://www.mangago.me/read-manga/gakuen_tengoku_sore_wa_koi_desu_koizumi_kun/nmt/c001/1/
5) Lonesome Neon Tetra - W/o realizing Kashihara’s jealous! Meanwhile Koizume thinks about making their feeling mutual. http://www.mangago.me/read-manga/gakuen_tengoku_sore_wa_koi_desu_koizumi_kun/nmt/c002/1/