List of Ryuusuke Oowashi's appearances

Owashi Ryuusuke appears in the following:

Episodes

 * Ep. 1: The Machine Empire of the North Pole (北極の機械帝国 Hokkyoku no Kikai Teikoko)
 * Ep. 2: The Day Mankind Lapses (人類が消滅する日 Jinrui ga Shōmetsu Suru Hi)
 * Ep. 3: Challenging Japan, Iron Claw (日本に挑む鉄の爪 Nihon ni Idomu Tetsu no Tsume)
 * Ep. 4: Boy, Detective Work and Spy (少年探偵とスパイ Shōnen Tantei to Supai)
 * Ep. 5: The Wicked Sun God (邪悪な太陽神 Jaaku na Taiyōshin)
 * Ep. 6: The House Dominated by Machines (機械の支配する家 Kikai no Shihai Suru Uchi)
 * Ep. 7: Beast Batter Tears (野獣バッターと涙 Yajū Battā Namida)
 * Ep. 8: The Song of Diligence Sung by Father (父が歌う手まり唄 Chichi ga Utau Temameri Uta)
 * Ep. 9: Papa Became a Monster (怪物になったパパ Kaibutsu ni Natta Papa)
 * Ep. 10: The Ambushing Poison Spider Mansion (待ちぶせ毒ぐも館 Machibuse Doku Kumo Kan)
 * Ep. 11: The Mecha Girl of Sadness (哀しみのメカ少女 Kanashimi no Meka Shōjo)
 * Ep. 12: The Queen Who Eats Diamonds (ダイヤを食う女王 Daiya o Kū Joō)
 * Ep. 13: The Living Black Ball (生命を持つ黒い玉 Seimei o Motsu Kuroi Tama)
 * Ep. 14: The Day the Earth Surrenders (地球が降伏する日 Chikyū ga Kōbuku Suru Hi)
 * Ep. 15: The Queen's Greed Dance (女王の欲ばり踊り Joō no Yokubari Odori)
 * Ep. 16: A Demon Runs the Schoolyard (悪魔が校庭を走る Akuma ga Kōtei o Hashiru)
 * Ep. 17: Ghost Story! The Valley of Goblins (怪談! お化けの谷 Kaidan! Obake no Tani)
 * Ep. 18: The Surprising Big Star (びっくり大スター Bikkuri Dai Sutā)
 * Ep. 19: The Dangerous 100-Point Boys (危険な100点少年 Kiken na Hyakuten Shōnen)
 * Ep. 20: The Machine Wrestler's Trap (機械レスラーの罠 Kikai Resurā no Wana)
 * Ep. 21: Love Brought by the Sea Breeze (潮風がはこぶ愛 Shiokaze ga Hakobu Ai)
 * Ep. 22: Tokyo Big Panic! (東京大パニック! Tōkyō Dai Panikku)
 * Ep. 23: The Female Commander of Galaxy Haunts (銀河魔境の女隊長 Ginga Makkyū no Onna Taichō)