Summer on the Frontline Cast Miho Kanazawa Anna Kijima Reo Sawada Ryuichiro Shibata Naoya Shimizu Hiroya Shimizu Kazunori Mimura Yuto Muguruma Kensuke Yoshida Noboru Kaneko Eiko Otani Ritsuko Tanaka Satoshi Nikaido Hiroshi Nagamoto Kôichi Ueda Katsuya Kobayashi Yoshiko Kayama Min Tanaka Isao Natsuyagi