Kunio-kun - Characters - Downtown Nekketsu Monogatari

Downtown Nekketsu Monogatari

• Mami Shimada (島田 真美, Shimada Mami?) (Cyndi in River City Ransom) - Mami is a 2nd Year High School Student of Hanazono High. In River City Ransom, she is Riki's girlfriend who is kidnapped by Yamada when he and his gang took over River City. She is also the cheerleader of the Hanazono team.

• Kazumi Hasebe (長谷部 和美, Hasebe Kazumi?) (Roxy in River City Ransom) - Hasebe is a 3rd Year Student of Reihou Academy. She is the girlfriend of Yamada in River City Ransom and warns Kunio and Riki of the Hattori Twins. She is also the Student Vice President of Reihou Academy. In Downtown Nekketsu Baseball Monogatari, she plays as the sports commentator for the game. It is said that she, Kunio, and Yamada used to attend the same school together before Kunio transferred to Nekketsu High.

• Kaoru Sonokawa (園川 薫, Sonokawa Kaoru?) (Harry in River City Ransom, Conan in River City Ransom EX) - 2nd Year student of Senridai High School. In an effort to make a name for himself and his school, he attacks Hanazono High, but is constantly defeated by Riki. In other Kunio-kun games, he plays as Kunio's sidekick.

• Tsuneo Kamijō (上條 恒男, Kamijō Tsuneo?) and Noriyuki Yamamoto (山本 憲之, Yamamoto Noriyuki?) (Benny and Clyde in River City Ransom) - Co-leaders of Kagemura Academy.

• Yasuo Sawaguchi (沢口 靖夫, Sawaguchi Yasuo?) (Moose in River City Ransom) - Self-proclaimed No. 2 man of Hakutaka Industry High School. He is the game's first boss.

• Naritaka Nishimura (西村 成孝, Nishimura Naritaka?) (Rocko in River City Ransom, Baldy in Crash 'n the Boys: Street Challenge) - The No. 1 man of Hakutaka Industries High School. Despite his plump size and wearing large glasses, Nishimura is a formidable fighter.

• Masao Kobayashi (小林 政男, Kobayashi Masao?) (Thor in River City Ransom, Monty in Crash 'n the Boys: Street Challenge) - Leader of the "Four Devas" (Zombies in the English version), a group of some of the most feared fighters from Reihou Academy under Onizuka.

• Shun Mochizuki (望月 駿, Mochizuki Shun?) (Turk in River City Ransom, Wheels in Crash 'n the Boys: Street Challenge) - One of the "Four Devas" of Reihou Academy. Known for his quickness in combat.

• Kiyofumi Taira (平 清文, Taira Kiyofumi?) (Mojo in River City Ransom) - One of the "Four Devas" of Reihou Academy.

• Tadashi Kinoshita (木下 忠, Kinoshita Tadashi?) (Blade in River City Ransom) - One of the "Four Devas" of Reihou Academy, he also controls Hakutaka Industries High School.

• Tsuyoshi Gōda (豪田 剛, Gōda Tsuyoshi?) (Ivan in River City Ransom, Sprecks in Crash 'n the Boys: Street Challenge) - Student of Horyou High School, he guards the entry gates of Reihou Academy. Although a tough fighter, he has a kind heart and has a sense of justice.

• Takashi Onizuka (鬼塚 崇, Onizuka Takashi?) (Otis in River City Ransom) - Guards the Gymnasium of Reihou Academy. He is the former Student President of Reihou Academy and leads the "Four Devas".

• Susumu Godai (五代 奨, Godai Susumu?) (Tex in River City Ransom, Clint in Crash 'n the Boys: Street Challenge) - Boss of Tanihana High School, he guards the school hallways leading to the floor where Mami is held. He admires Goda's persona. In other Kunio-kun games, he is a friend to both Kunio and Riki.

• Ryūichi Hattori (服部 竜一, Hattori Ryūichi?) and Ryūji Hattori (服部 竜二, Hattori Ryūji?) (Randy and Andy in River City Ransom) - The Hattori Brothers. They are also known as the "Double Dragon Twins" due to not just their resemblance to the Billy and Jimmy Lee, the protagonists of the Double Dragon games (being twin brothers, having the same special moves, and having the Double Dragon Theme song played whenever they appeared), but also because of their names (Ryuichi and Ryuji can be translated as "First Dragon" and "Second Dragon"). They are the strongest fighters of Reihou Academy and are the fiercest opponents of Kunio and Riki. Aside from River City Ransom, the twins appeared in other Kunio games either as bosses or representing Reihou Academy as co-team captains.

• Taiki Yamada (山田 大樹, Yamada Taiki?) (Slick/Simon in River City Ransom, Skip in Crash 'n the Boys: Street Challenge) - The final boss of River City Ransom. Also the previous Student President of Reihou Academy. His reason for kidnapping Mami was to lure out Kunio and defeat him in order to become the franchise's new main character. In other games, Yamada plays more of a comical sidekick to Todou. Yamada, along with Kunio and Hasebe, used to attend the same school together before Kunio moved to Nekketsu High. Yamada is voiced by Wataru Takagi in the first two Downtown Nekketsu games for the PC Engine Super CD-ROM².