There are twenty independent stories written by twenty different authors, sharing the common theme of "April". An anthology that is considered a rare item as it has never hit the shelves as a standalone book. There is no ISBN and it is an unbuyable except in online auctions. The anthology was published as a bonus gift to Dengeki Magazine readers in 2009.

****Volume 14 : Ninja**** **1. Shinobi☆Homestay by Ogaki Chika** 2. The flower is a sakura, You are beautiful by Inui Miku 3. Shadow too is lucky by Saeki Yashiro **4. Like the wind, like the clouds by Ninagawa Tomo** **5. Master, in disguise. by Asada Yasuka** **6. On a moonlit night by Kanou Ruri** 7. Shinobi's Hand by D.Kissan 8. Little Ninja by Yukihiko 9. Sorry!! by Kari Erika 10. I am Takehara Shinzaemon☆ by kawazoe & nakamura 11. Honeydew by Kouzuki Reo 12.White flower dream by Kayase Shiki 13.Mochizuki-san's Family All Over the Place by Oomine Shouko 14.Flame of Resolution by Yuzuki Asuka 15.Shiratama Zenzai by Geni Yuu

A collection of short stories from the popular series "Double Breed".

The series won the Gold Prize in the 6th Dengeki Novel Awards.