Kokopelli

Kokopelli ココペリ, Kokopelli) is a mysterious man who brings the children to Zearth and pilots it for the first time to show them how to use it.

His real name is revealed as Garaku in episode of the manga, and confirmed as such in 54. His usual nickname is "Gara-Sensei".

Zearth Pilots
Characters who are either known to have piloted Zearth at some point or have been specifically considered to pilot it at some point.

Alphabetical order
01 Aiko Tokosumi | 02 Chizuru Honda | 03 Daiichi Yamura | 04 Isao Kako | 05 Jun Ushiro | 06 Kana Ushiro

07 Kanji Yoshikawa | 08 Kokopelli | 09 Kunihiko Moji | 10 Maki Ano | 11 Mako Nakarai | 12 Masamitsu Seki

13 Masaru Kodaka | 14 Misumi Tanaka | 15 Takami Komoda | 16 Takashi Waku | 17 Yoko Machi | 18 Yōsuke Kirie

Chronological order
01 Kokopelli | 02 Takashi Waku | 03 Masaru Kodaka | 04 Isao Kako | 05 Chizuru Honda | 06 Daiichi Yamura

07 Mako Nakarai | 08 Kunihiko Moji | 09 Maki Ano | 10 Yōsuke Kirie | 11 Aiko Tokosumi | 12 Takami Komoda

13 Kanji Yoshikawa | 14 Yoko Machi | 15 Jun Ushiro | 16 Kana Ushiro | 17 Masamitsu Seki | 18 Misumi Tanaka