Anthology of D.Gray-man doujinshi written by different artists. Pairings: Allen x Kanda, Kanda x Allen

Pairings: Kanda x Allen, Allen x Kanda

Vol. 1: Onna no Mondai Teiki (2002) Vol. 2: Onna no Mondai Teiki Sex Hen (2002) Vol. 3: Onna no Mondai Teiki Jiken-hen (2003) Vol. 4: Onna no Mondai Teiki Kekkon Trouble Hen (2004)

Collections of one-shots that won the monthly Hop Step Award from 1987 to 1996.

A booklet packaged with Fellows! volume 22 at select stores. It's relay manga (each mangaka draws a few panels, and the next mangaka continues the story) from Fellows! collaborators. Originally published in 2012 volume 3 of Gessan, this plus version includes extended commentary by each of the involved creators and a highlight commentary by Satoshi Fukushima who oversaw the manuscripts. (Source: Natalie, translated)

Included with the February 15th, 2013 inaugural issue of Harta. "Harta" means "treasure" in Indonesian. In this booklet, various creators followed the theme of "harta is treasure" to create one-page manga and illustrations. (Source: Harta, translated)