1. The Blue Bookmark is a song written and composed by Yukio Ozaki and sung by Galileo Galilei. It is the opening song of the anime "We still don't know the name of the flower we saw that day".

2. secret base~ Everything You Give Me was sung by Japanese women's band ZONE. As one of the classic songs in Japanese pop music, this song, which was performed by the women's band ZONE in 21, once soared to the second place in Japan's public trust list, and twice entered the stage of Red and White Wars, becoming the highest-selling single in the history of ZONE Orchestra.

3. The singer of Dear Love is Tynisha Keli. Included in the album The 5th Element. The release date is August 17, 21.

4. "I Left You" is a song written by Remedios, and the original TV animation "We still don't know the name of the flower we saw that day" produced by Japanese animation company A-1 Pictures. It is widely known as the 11 th sentence insert.

5. "Still ..." is a song sung by the female singer Remedios, and it is the original animation "We still don't know the name of the flower we saw that day" in 211 (Japanese: ぁの たの の の はま は の の の の の 12398