Takashi Nagasaki

is a Japanese author, manga writer and former editor of manga. He started his professional career at Shogakukan in 1980 and worked as an editor on the publisher's various manga magazines, including as editor-in-chief of ''Big Comic Spirits'' from July 1999 to 2001. Since becoming freelance, Nagasaki has worked as an author under various pen names, such as , , and .

He is best known for his collaborations with Naoki Urasawa, such as ''Pluto'' (2003–2009) and ''Billy Bat'' (2008–2016). The ''Kobe Shimbun'' wrote that Nagasaki brought the concept of a producer into the manga industry, and in doing so "established a new relationship with manga artists." Brian Ruh of Anime News Network described Nagasaki as the only editor who "has risen to the level of co-creator alongside the artist." Provided by Wikipedia