Haru ka Tooku is an insert song performed by saya, used in A Place Further Than the Universe.
Music, lyrics, and arrangement are by Yoshiaki Fujisawa, who composed the original soundtrack.  The song is included in the CD-single release of the opening theme "The Girls Are Alright!", which is also performed by saya.
- Guitars: Youhei Makabe
- Bass: Hitoshi Watanabe
- Drums: Yasuo Sano
- All other instruments & programming: Yoshiaki Fujisawa
- YouTube: Haru ka Tooku, on channel 藍澤奏
- VGMDb: The Girls Are Alright! album