- EbookThere Was No Secret Evil-Fighting Organization (srsly?!), So I Made One MYSELF! Volume 1Hagane Kurodome
- EbookThere Was No Secret Evil-Fighting Organization (srsly?!), So I Made One MYSELF! Volume 2Hagane Kurodome
- EbookSeries: There Was No Secret Evil-Fighting Organization (srsly?!), So I Made One MYSELF!Hagane Kurodome