Ultraman X Yoru o Yobu Uta (2015– ) Online
- Original Title :
- Yoru o Yobu Uta
- Genre :
- TV Episode / Action / Sci-Fi
- Year :
- 2015–
- Cast :
- Kensuke Takahashi,Akane Sakanoue,Yoshihiko Hosoda
- Writer :
- Hirotoshi Kobayashi
- Type :
- TV Episode
- Time :
- 30min
- Rating :
- 6.9/10
| Episode cast overview: | |||
 | Kensuke Takahashi | - | Daichi Ozora |
| Akane Sakanoue | - | Asuna Yamasa |
 | Yoshihiko Hosoda | - | Wataru Kazama |
| Ukyô Matsumoto | - | Hayato Kijima |
| Hayato Harada | - | Mamoru Mikazuki |
 | Haruka Momokawa | - | Rui Takada |
 | Takeru Satoh | - | Takeru Yamagishi (as Takeru) |
| Chiaki Seshimo | - | Chiaki Matsudo |
| Sarara Tsukifune | - | Sayuri Tachibana |
| Yû Kamio | - | Shotaro Kamiki |
 | Yûichi Nakamura | - | Ultraman X (voice) |
 | Yasunori Matsumoto | - | Guruman (voice) |
| Hinako Saeki | - | Ryoko Mabuse / Underground Woman |
English translated title, "The Song That Calls the Night"