Original Song: secret base ~Kimi ga Kureta Mono~ by Ai Kayano, Haruka Tomatsu, Saori Hayami (Ano Hi Mita Hana no Namae wo Bokutachi wa Mada Shiranai ENDING)
Japanese: 茅野愛衣、戸松遥、早見沙織「secret base 〜君がくれたもの〜」 (あの日見た花の名前を僕達はまだ知らない。ED)
[Aug/06/2023] Original Stream: https://www.youtube.com/watch?v=O_gFJJ2ToLg