Những bài hát của ca sỹ "Ken Hirai"
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Interlude - Brighten Up -
Ken Hirai
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Omoigakasanarusonomaeni
Ken Hirai
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Poliesuteru No Onna
Ken Hirai
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Sekaide Ichiban Kimiga Suki?
Ken Hirai
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Hitomiwo Tojite
Ken Hirai
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Girls Girls Girls
Ken Hirai
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Wakare Uta
Ken Hirai
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Open
Ken Hirai
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Kyouino Bonsai
Ken Hirai
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Interlude - Turn Off The Lights -
Ken Hirai
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Kimiga Bokuni Hyouishita!!
Ken Hirai
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Time
Ken Hirai
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White - Bokuni Aitai
Ken Hirai
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Boku Ha Kimi Ni Koi Wo Suru
Ken Hirai
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1995
Ken Hirai
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Todokanaikara
Ken Hirai
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Itoshiki Hibiyo
Ken Hirai
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Yatsuranoashiotonoballad
Ken Hirai
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Seishun Days
Ken Hirai
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Katahouzutsu No Earphone
Ken Hirai
