The Sea of a Mysterious Light

Ultraman Gaia, episode 21

Information

January 30, 1999

Miki Nemoto

Kazuo Sagawa

7.0%

Continuity
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The Fossil of Ruin	The Stone Wing

The Sea of a Mysterious Light (妖光の海, Yōkō no Umi) is the twenty-first episode of Ultraman Gaia.

A new threat that condenses oxygen appears under the sea, and XIG’s Team Marlin heads underneath the waves to deal with the threat.

Gamu Takayama (高山我夢, Takayama Gamu): Takeshi Yoshioka (吉岡毅志, Yoshioka Takeshi)
Akio Ishimuro (石室章雄, Ishimuro Akio): Hiroyuki Watanabe (渡辺裕之, Watanabe Hiroyuki)
Seiichiro Tsutsumi (堤誠一郎, Tsutsumi Seiichirō): Takashi Ukaji (宇梶剛士, Ukaji Takashi)
Hiroya Fujimiya (藤宮博也, Fujimiya Hiroya): Hassei Takano (高野八誠, Takano Hassei)
Katsumi Kajio (梶尾克美, Kajio Katsumi): Masami Nakagami (中上雅巳, Nakagami Masami)
Atsuko Sasaki (佐々木敦子, Sasaki Atsuko): Ai Hashimoto (橋本愛, Hashimoto Ai)
Georgie Leland (ジョジー・リーランド, Jojī Rīrando): Maria Theresa Gow (マリア・テレサ・ガウ, Maria Teresa Gau)
Atsushi Koyama (神山篤志, Kōyama Atsushi): Shunsuke Gondo (権藤俊輔, Gondō Shunsuke)

Katsutoshi Yokotani (横谷勝歳, Yokotani Katsutoshi): Tetsuo Shoji (庄司哲郎, Shōji Tetsuo)
Gentaro Imai (今井源太郎, Imai Gentarō): Hiroaki Irisawa (入沢宏彰, Irisawa Hiroaki)
Kingo Iwao (厳均悟, Iwao Kingo): Naoyuki Yokoyama (横山尚之, Yokoyama Naoyuki)
Sato (サトウ, Satō): Togo Okumoto (奥本東五, Okumoto Tōgo)
Makoto (マコト, Makoto): Hiroaki Nishijima (西嶋大明, Nishijima Hiroaki)
Nakaji (ナカジ, Nakaji): Masashi Kagami (加々美正史, Kagami Masashi)
Woman (女, Onna) Kaoru Nagai (永井薫, Nagai Kaoru)
Reporter (レポーター, Repōtā): Tomoko Igarashi (五十嵐智子, Igarashi Tomoko)
Members of the Radical Destruction Cult (根源破滅教団団員, Kongen Hametsu Kyōdan Danin):
- Tooru Ohtomo (大友透, Ōtomo Tōru)
- Yuko Kobayashi (小林裕子, Kobayashi Yūko)
- Zengoro Mamiana (狸穴善五郎, Mamiana Zengorō)
- Reiko Yaegashi (八重樫玲子, Yaegashi Reiko)
- Jun Wakabayashi (若林淳, Wakabayashi Jun)

Ultraman Gaia Episodes
1. Seize the Light! \| 2. A Hero Appears \| 3. His Name is Gaia \| 4. Gamu of the Sky \| 5. Another Giant \| 6. The Ridiculing Eye \| 7. The Cleansing of the Earth \| 8. The 4,600 Million Year-Old Ghosts \| 9. Seagull Takes Off \| 10. Rock Fight \| 11. The Dragon's Capital \| 12. Monster Encircling Net \| 13. The Night of the Marionettes \| 14. The Challenge from the Anti-Space \| 15. When the Rain Stops \| 16. The Birth of Agul \| 17. Shadow of Space, Light of Earth \| 18. Agul vs. Gaia \| 19. Lilia's Maze \| 20. The Fossil of Ruin \| 21. The Sea of a Mysterious Light \| 22. The Stone Wing \| 23. Gamu Expelled! \| 24. The Determination of Agul \| 25. The Showdown for Tomorrow \| 26. The Final Resolution \| 27. A New Battle ~Version-up Fight!~ \| 28. The Advent of the Heatwave \| 29. The Distant City: Uqbar \| 30. The Demon's Cocoon \| 31. The Accursed Eye \| 32. The Future Seen Before \| 33. Battling the Legend \| 34. Crash of Souls! \| 35. Ransom for a Monster \| 36. The Sky of Reunion \| 37. The Fourth Symphony of a Nightmare \| 38. Ground-Breaking Tusks \| 39. The Swamp of Sadness \| 40. I Want to See Gaia! \| 41. The Resurrection of Agul \| 42. Gamu vs. Gamu \| 43. The Silver Eyes of Izac \| 44. The Attack of the Space Monsters \| 45. The Living Planet \| 46. The Attack of the Forest \| 47. XIG Destroyed!? \| 48. The Revenge of the Death God \| 49. An Angel Descends \| 50. The Cry of the Earth \| 51. Earth is Ultraman's Star \| SP. A Day with Reiko