"Original" doujinshi by the circle Kanbotan.

1. Sensei! Wakarimasen! (Sensei! I Don't Understand!) 2. Tadaima Nama de Jikkyouchuu! (Currently Live with a Broadcast!) 3. Mei Nante Iranee yo, Natsu (I Don't Need Something Like A Niece, Summer) 4. Kitt...

Collection of short stories: 1. Best Position 2. Sunlight Girl 3. Love Library 4. Center of Love 5. Futari Bitch 6. Ore wa Imouto ga Suki. 7. Onabe no Kisetsu 8. Kodomo ga Hoshii! 9. Like a Doll 10 (bonus)

1. The Father, The Son, And The Holy Genitals 2. The Lady, Her Servants And The Island Of Wonder 3. Twins and Twins 4. An Afternoon Lesson 5-6. A Certain Family's Story 7-8. The Mystery Mountain 9. Never Win...

Kuroko comes to the rescue of random dudes who kidnapped Uiharu. The girl seems to be kidnapped in every Railgun book, although I suppose it is sort of in character. Anyway, a deus ex machina and a little bl...