Ooi Masakazu

is best known for being the author of Isekai Furin: Maou Toubatsu kara Juunen, Tsuma to wa Resu no Moto Yuusha to, Otto wo Nakushita Onna Senshi. for being the author & artist of Ashitaba-san Chi no Muko Kurashi, Okusan, Change H, and Ichinensei ni Nacchattara.