Some of the books and magazines that Yuuma has appeared in are as follows.

2018.04.05	Young Jump 2018 No 18	Tokyo Ghoul interview, COLOR/MONO {2+3 P}
2018.04.12	Young Jump 2018 No 19	Tokyo Ghoul interview, COLOR/MONO {2+4 P}
2023.09.27	Shounen Magazine 2023 vol 43	Shangri-La Frontier interview, COLOR/MONO {4 P}