Tsuburaya Productions began streaming a web-exclusive trailer for Gekijōban Ultraman R/B Select! Kizuna no Crystal (Ultraman R/B The Movie Select! The Crystal of Bonds), the film based on the newest Ultraman series Ultraman R/B, on Thursday. The video previews the film's theme song "Hikari no Kizuna" by Takeshi Tsuruno (Ultraman Dyna) and DAIGO (Ultraman Saga). Tsuruno wrote the lyrics, DAIGO composed the piece, and Sho of the rock band MY FIRST STORY arranged the song.