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*Ruby x Ai Mashup* B Is The Sign [サインはB] (Sign wa B) - B-Komachi [Eng-Romaji-Kanji]
Ruby X Ai Mashup B Mp3 & Mp4
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Ai Hoshino, Ruby Hoshino - Sign wa B | Mixed Mashup of Oshi no Ko: B-Komachi [Switching Vocals]
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03:53
*Ruby x Ai Mashup* STAR☆T☆RAIN - B-Komachi [Eng-Romaji-Kanji]
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03:39
*Ruby x Ai Mashup* HEARTs♡KISS - B-Komachi (New Arrange Ver. and Solo Ver.-) [Eng-Romaji-Kanji] 推しの子
04:13
Sign wa B (サインはb) x Star☆T☆Rain x HEARTs♡KISS | *Old and New B-Komachi Mashup* |【推しの子】Ｂ小町
03:47
Oshi No Ko - Sign Is B | Ai (Left) Ruby (Right) Mashup
00:20
*Ruby x Ai Mashup* STAR☆T☆RAIN - B-Komachi
03:50
STAR☆T☆RAIN - Kana Arima x Ruby Hoshino (Mashup)
03:33
HEART's♡KISS - Ai Hoshino x New B-Komachi (Mashup)
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03:35
[Sign wa B] Old B-Komachi & New B-Komachi [Mashup] (Full version)