Kizuna Kirameku Koi Iroha -Tsubaki Renka- Theme Song Maxi Single
絆きらめく恋いろは -椿恋歌- 主題歌マキシシングル
"TSUBAKi-IRO-KOiUTA"
Vocal: Sakura Touno
Lyrics: ALNEAR, SALASALA
Composition: ALNEAR
Enclosed with Kizuna Kirameku Koi Iroha -Tsubaki Renka- First Press Bonus Edition (JAN: 4935066306123) and First Press Bonus Edition + Tsubaki Dakimakura Cover Set (JAN: 4989061807772).