Wonders of Nature ～花鳥風月～ (feat. SAK.)
大久保博, SAK.
Beautiful Colors (feat. SAK.)
Hiroshi Okubo, SAK.
River (feat. SAK.)
大久保博, SAK.
Sweet-Sour
Hiroshi Okubo
Beautiful Colors (feat. SAK.)
大久保博, SAK.
Chase The Stars (feat. SAK.)
大久保博, SAK.
Into The Light (feat. SAK.)
大久保博, SAK.
Heart & Soul (feat. SAK.)
大久保博, SAK.
Clear Memories (feat. SAK.) [Junichi Nakatsuru Remix]
大久保博, SAK.
Clear Memories (feat. SAK.) [Nite System Remix]
大久保博, SAK.
Chase The Stars (feat. SAK.) [Taishi Remix]
大久保博, SAK.
INTO THE LIGHT (feat. SAK.) [Nhato Remix]
大久保博, SAK.
Beautiful Colors (feat. SAK.) [J99 Batucada de Tucano Mix]
大久保博, SAK.
Step Out (Hiroshi Okubo Remix)
ESTi
Heart & Soul (AJURIKA Remix)
大久保博
Clear Memories (feat. SAK.)
大久保博, SAK.
The Magic Of Love (Hiroshi Okubo Remix)
Kimara Lovelace, Hiroshi Okubo
Strong Enough (Hiroshi Okubo Remix)
Maxdal, Roy Picone, B.Grace, Hiroshi Okubo
![Platinum White (Prod. Hiroshi Okubo) [MY NEW GEAR Remix]](https://p3.music.126.net/gHAVlzhOPLQJxN2vGjxzZA==/109951171586256416.jpg?param=300y300)
Platinum White (Prod. Hiroshi Okubo) [MY NEW GEAR Remix]
電音部, 大久保博, 小宮有紗, MY NEW GEAR
![Platinum White (Prod. Hiroshi Okubo) [MY NEW GEAR Remix]](https://p3.music.126.net/GOSKfQYP6P8cu37QqmRlog==/109951171844236317.jpg?param=300y300)
Platinum White (Prod. Hiroshi Okubo) [MY NEW GEAR Remix]
電音部, MY NEW GEAR
Platinum White (Prod. Hiroshi Okubo)
電音部
The Orionids (Hiroshi Okubo Remix)
Hiroshi Watanabe, 大久保博
![STIMULATION [Hiroshi Okubo Remix]](https://p3.music.126.net/b9WE72Pwci2qfrIbNaivUQ==/109951164354719425.jpg?param=300y300)
STIMULATION [Hiroshi Okubo Remix]
大久保博
Silent Clarity (Hiroshi Okubo Remix)
Sound Online
STEP OUT (Hiroshi Okubo Remix)
ESti, Shihoko Hirata
FARDRAUT(Hiroshi Okubo Remix)
ナムコ レジェンダリー
2nd SIDE -雨あがり Remix- / Hiroshi Okubo (GAME VERSION)
松井恵理子
MnemonicLove / Hiroshi Okubo (nanosounds)
Alstroemeria Records
りにあのうた２（Hiroshi Okubo Remix）
大久保博
Strong Enough (Hiroshi Okubo Remix)
Maxdal, Roy Picone, B.Grace