Perhaps most notably, by offering works that arguably “push the envelope” more than the works of the formal manga industry, dōjinshi may produce examples of innovation that create new opportunities for the entire industry. Indeed, mainstream manga publishing companies have

Whereas women artists are more likely to extract beloved characters out of their favourite manga, and develop love stories around them, often as beautiful gay boy couplings wholly unrelated to the originals. This approach, called yaoi -yamanashi “no climax,” ochinachi

However, because permitting — let alone encouraging — dojinshi runs afoul of copyright law, the agreement remains implicit: The [Japanese] publishers avert their eyes, and the dojinshi creators resist going too far. This anmoku no ryokai [“unspoken, implicit agreement”] business