Japanesehorror writer and scenarist best known for work in anime (Trigun, Hellsing, Gungrave, Serial Experiments Lain etc. Konaka's serious works generally have a dark, psychological tone. As a Cthulhu Mythos writer, he tends to add Lovecraftian elements to his works.
"Chiaki J. Konaka" is a very unusual name, as Japanese names typically do note include middle names; the "J." in this pen name is not part of the original Kanji writing of his name, but rather a convention the author adopted for published works requiring the romanized version of his name.