[Kagamine Rin / Len] Alluring Secret ~Black Vow~ [Original]
【Rin & Len】 Himitsu〜Kuro no Chikai〜・Alluring Secret~Black Vow~ 【Eng・Romaji Sub】
[Ai* GROUP RUS cover] - Alluring Secret ~Black Vow~ / 秘蜜 〜黒の誓い〜 / Himitsu ~Kuro no Chikai~
[Vocaloid RUS cover] Len, j.am – Himitsu ~Kuro no Chikai~ [Harmony Team]
[Mitsuki Yokono feat. Namiko Yumene] Kagamine Rin & Len - Himitsu ~Kuro no Chikai~ (original lyrics)
秘蜜 「kghn」【腐向けHQ+UTAU】
[Kagamine Twins / HitoYama] Himitsu ~Kuro no chikai~ (sub español + romaji)
【Kakichoco】Himitsu ~ Kuro no Chikai ~ (秘蜜~黒の誓い~)「Sub. Español」
Alluring Secret ~Black Vow~ 秘蜜〜黒の誓い〜 /COVER. k a e z 【ORIGINAL MV】
【Leon*Cia】秘蜜〜黒の誓い〜 Alluring Secret ~Black Vow~【歌ってみた】
【Hitoshizuku P】Alluring Secret ~Black Vow~ RUS Cover【VOLume】
[Himitsu] Kuro no Chikai ~Fandub Español~ (Belthy)
Himitsu~ Kuro no Chikai~Miraculous ladybug -sub español
【Budo x Ayano】Alluring Secret ~Black Vow~
[Mondschein] PV cover 秘蜜〜黒の誓い〜 (Himitsu ~Kuro no Chikai~) Alluring secret ~ Black vow ~
Megurine Luka Shion Kaito Himitsu Kuro no Chikai
Himitsu - Kuro No Chikai (Secret - Black Vow) Live Action @ COSPLAY VOCALOID [ボーカロイド]
[Hatsune Miku / HitoYama] Himitsu ~Shiro no chikai~ (sub español + romaji)
【Vocaloid】Len e Rin Kagamine - Himitsu ~ Kuro no Chikai ~ (Legendado PT BR)