Runa Shimotsuki has released a solo single!!You can see a new side of her in the new single! She wrote the lyrics based on her real life experiences, so she gets women's sympathy! This song has a catchy melody and lyrics that you will never forget once you hear it! ! And her friend Sari Kato participated in this song!!The lyrics were written by Runa Shimotsuki, so the song with her view of the world has been completed!!