O-50 (O-50オーフィフティ Ō Fifuti) is a planet that is home to the legendary Voice of Light, which resides atop the Warrior's Peak.


Ultraman Orb Chronicle


A mysterious ring of light was located at the unexplored mountain peak called Warrior's Peak (戦士の頂 Senshi no Itadaki). When Gai and Juggler tried to harness its power, the former was chosen and in turn was transformed into Ultraman Orb in his first form, Origin The First.

After Queen Bezelb was defeated, Gai returned to this planet and his Origin the First form was upgraded to Orb Origin, before flying off to his second mission.

Chapter 3: 'The Man Who Stole The Black Hole' Arc

After Shorty died from defusing the Balloonga Bomb and Juggler and Biranki captured, Gai returned to this planet and received the Orb Ring. Gai also receives his third mission to stop the revival of the Ultimate King Demon Beast in Planet Earth.

Ultraman R/B

A long time ago, Grigio and her brothers managed to climb up the Warrior's Peak and were rewarded with Gyros and the R/B Crystals. They were then sent to defeat Reugosite, the destroyer. However, they lost the battle and crashed down towards Earth as a meteor, in what became known as Ayaka City while Reugosite drifted away in space.

Pre-Ultraman Taiga

Ultraman Fuma is an Ultra hailing from Planet O-50, he met Titas and Taiga when they arrived to defend the Warrior’s Peak from aliens who wanted to destroy it. Thus, the Tri-Squad was formed.



  • The name "O-50" is derived from the 50th Anniversary of the Ultra Series during Ultraman Orb's run.
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