Những bài hát của ca sỹ "Ken Hirai"
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Love or Lust (V.I.P. Remix)
Ken Hirai
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Time (Less Vocal)
Ken Hirai
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Lakuen (Birthday Mix)
Ken Hirai
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Oyasuminasai
Ken Hirai
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Ichiban Hajimeteno Koibito
Ken Hirai
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Tomorrow
Ken Hirai
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Nonfiction (Ken's Bar 2017 X'mas Special Live!!)
Ken Hirai
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Negative Boy
Ken Hirai
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Kimi Wa Tomodachi (Ken's Bar 2017 X'mas Special Live!!)
Ken Hirai
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Sentimental (Ken's Bar 2017 X'mas Special Live!!)
Ken Hirai
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Canvas (Piano Version)
Ken Hirai
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Miracles (Silent Poets Remix)
Ken Hirai
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Todokanaikara (Less Vocal)
Ken Hirai
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#302 (Less Vocal)
Ken Hirai
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Holic
Ken Hirai
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Shiranaindesho? (Less Vocal)
Ken Hirai
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Uta
Ken Hirai
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Zankyou
Ken Hirai
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Kimi Wa Suteki (Karaoke Version)
Ken Hirai
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Okina Furudokei (Less Vocal)
Ken Hirai
