歌手：SpecialThanks
作詞：Misaki Tanigawa
作曲：Misaki Tanigawa

When do you come back in your room？
Your room will be taken unless you early come back
When do you come back in your room？
Here isn't your room anymore
Because you never come back in your room
Though I handed over a room because you said “I want a room”
Why don't you come back in your room？
Return the room to me！
LOST YOUR ROOM!!!!