Associated names : むらたゆうすけ MURATA Yusuke Name (in native language) : 村田雄介 He was once the assistant and apprentice of Obata Takeshi of 'Hikaru no Go' and 'Death Note' fame. He had a number of one-shots published in Weekly Shonen Jump namely Partner (won the 122th Hop*Step award), Samui Hanashi (won the 2nd Prize in the 51th Akatsuka Award), Kaitou COLT and of course, Eyeshield 21 which was then serialized starting in Weekly Shonen Jump No. 34 2002. He is also responsible for designing Dust Man from Rockman 4 and Crystal Man from Rockman 5. He wrote and drew a short story for the March 2008 issue of Jump Square called 'Madofuki Park'.

Hiroyuki Asada (浅田弘幸 Asada Hiroyuki) is a Japanese mangaka. His most known series are I'll and Tegami Bachi. All of Asada's manga were serialized in the monthly shōnen anthology Monthly Shōnen Jump (which has since been discontinued; Tegami Bachi now appears in its replacement Jump Square). He made his debut in 1986. He acquired a fanbase with Mint: Sleeping Rabbit, Renka by degrees, and his popularity improved with I'll. He also worked on the character design of the 2019 anime adaptation of Tezuka's classic Dororo. In his personal life, he is part of a unit with Shou Tajima (best known for Psych) and Takeshi Obata (best known for Hikaru no Go and Death Note), and his creation activity with "AQUARIOS 3".