The Zero-Sum Original Anthology Series features themed oneshots from various mangaka that publish in Ichijinsha's Zero-Sum and Ward magazines. Volume 10 theme: Conflict and Secret Societies.

1. Ranpo-sensei Laughs Like This by Takayama Shinobu
2. Secret Mission by Saeki Yashiro
3. Fang by Kawazoe Mariko & Nakamura Sachiko
4. Black Swastika Army by Katagiri Ikumi
5. Mushroom and Kappa - A Fierce Conflict of Honourable Men by Magami Guriko
6. Boys’ Cavalry by Kayase Shiki
7. Rindou by Asada Yasuka
8. Hideout by Sekka
9. Un Orso by Mizuhara Kenta
10. Be Enthusiastic, Father! by Inui Miku
11. A Promise by Seno Tatsune & Takamiya Aya
12. Let’s Meet at the Secret Society by Kinoshita Sakura
13. Will O' the Wisp by Kouzuki Leo
14. The Village of the Secret Agreement by Ueda Shinshu
15. At the End of an Endless Desire by Akai Higasa
16. Demon King Time by Kanou Ruri
17. Messenger of Justice ★ Moonlight Organisation by Usaki Hitomi

Volume 4 : Vampire*1. Sleeping Vampire by Kinoshita Sakura*2. Mushroom and Kappa: Arcana compilation for vampires on business trips by Magami Guriko*3. Crossing the River by Kouga Yun*4. A Shower in the sunshine by Omote Sora5. Urban Vampire by Bikke*6. Sky Burial by Takayama Shinobu7. Today's Dining Table by Saeki Yashiro*8. The Aegis of the Coffin of Time by Yugyoji Tama*9. Forest of Nobility by Kayase Shiki*10. Chiyo-sama! by Shindo Arashi11. Strigoi Kingdom by Serikawa Mame*12. The Catharsis of Truth by Inui Miku13. Blood Donation Advice by Igarashi Ran14. The Novice Vampire by Amamiya Azusa*15. A Gentle Temperature by Kisaragi Yoshinori* indicates oneshot being scanlated.

After hearing news of a meteorite, Hirosaki Chihiro finds a demon in his back yard. He inadvertently rips the demon's wings while trying to get his attention. As a result, the demon, Dmitri, is unable to return to the demon world. Chihiro, a former singer who has all but given up on life, sees this as an opportunity to end his life. He invites Dmitri to stay with him until his wings heal. And so begins their unconventional family life...

Collection of short stories including:

• Akatsuki no Fumi
The year is 2435, and Takatsuki Minori has developed a machine that can transport historical figures from their original time to the present. His son, Akira, one day discovers that the machine has gone haywire for no reason and ends up accidentally summoning the 16th century samurai, Mori Ranmaru...

From Bliss:

Isshin, the son of a prestigious samurai clan, travels to Edo with his most trusted servant, Seiichirou. Believing it to be the best for his master, Seiichirou leaves Isshin in the care of the Edo Fire Brigade's 48th team; or "Ku Squad". Without any knowledge of firefighting, can Isshin blossom with courage and show his true samurai strength?

The collection of anthology from Are You Alice? by various authors. Part 1) The Mad Hatter's Magnificent Holiday by Inui Miku