Konyaku 0-nichikon wa Dou desu ka?

Collection of stories:

1. Konyaku 0-nichikon wa Dou desu ka?
2. Kaichou no Oose no mama ni♥
3. Sexy x Dynamite Complex
4. Koakuma-kun no Smartphone-chan
5. Ohimesama no Daikirai

Source: My Anime List