Ken Ishikawa

 was a Japanese manga artist. He is renowned as the co-creator (with Go Nagai) of the "Getter Robo" anime series, as well as four of their subsequent manga continuations. According to Nagai, he considered Ishikawa his greatest friend and ally.
Death.
Ishikawa collapsed at a dinner banquet after golfing; he was rushed to the hospital where he was pronounced dead. After Ishikawa's death, illustrator Naoto Tsushima released the manga "", which was based on drafts and notes Ishikawa had written before his death, in 2007.
Influences.
Kazuki Nakashima, chief editor of the Getter Robo Saga compilation cited Ken Ishikawa as an influence when he worked on the series composition of the anime show, Gurren Lagann, and also gave a memorial address at his funeral. He also calls himself Ken Ishikawa's number one fan.
Ishikawa's early art is quite reminiscent of that of his mentor, Go Nagai.
An adaptation of Ishikawa's manga "Gokudō Heiki" was filmed as "Yakuza Weapon" in 2011. The film is dedicated to Ishikawa.