The Ramparts of Ice: S01E12

Thunder

As Koyuki slowly notices her new, surprising feelings towards Minato, first-year Momoka suddenly tries to cozy up to her — for reasons she can’t grasp.

The Ramparts of Ice episode 12 is titled “Thunder”, one of 14 episodes in the series. It first aired on June 18, 2026. This episode carries English and Japanese audio, with subtitles in Arabic, Chinese, Croatian, Czech, Danish, Dutch, English, Filipino, Finnish, French, German, Greek, Hebrew, Hungarian, Indonesian, Italian, Japanese, Korean, Malay, Polish, Portuguese, Romanian, Russian, Spanish, Swedish, Thai, Turkish, Ukrainian, and Vietnamese. It streams in up to 1080p. Running time is about 25 minutes. Next up is episode 13.