This Choju has 10,000 Phones? (この超獣10000ホーン? Kono Chōjū man hōn?) is the 36th episode of Ultraman Ace.
A mysterious terrible-monster appears in flashes before disappearing, often near a rowdy biker gang that terrorizes their neighborhood. Seiji continues to follow the gang around, and the terrible-monster, Soundgillar, appears. He saves a group of preschoolers with the help of one of the bike members, endearing the bike gang to the children.
- Ultraman Ace Volume 9 features episodes 33-36.