.hack//Quantum Original Soundtrack
- beginning
- emergence
- take flight
- emergence 2
- the sky at sunset
- snow in the morning
- friendship
- feelings
- fight a duel
- overlook
- destruction
- a strange
- hospital room
- search for
- nowhere
- mysterious bar
- between
- contact
- different in kind
- to tokyo
- consultation
- consultation 2
- suffering
- an invasion
- tears
- preliminary announcement
- shocked
- dense fog
- back against the wall
- starting
- a desperate battle
- chaos
- rescue operation
- relieve
- the past of sorrow
- epilogue
- shizuku - ending edit (von Yuuka Nanri)
Blade of the Immortal Original Soundtrack
- Nothing Changes
- Akai Usagi
- Zainin Makari Tooru
- Rin
- Tabiji
- Hada E
- Rengoku
- Happyaku Yachou
- Haritsuu
- Doku to Zoufu
- Kuruwa Aishuu
- Trauma - Esthetics
- A Great Ceremony
- The Crazy Road to Pleasure
- You're a Punky Monkey Baby!
- Sudden Change
- Wind of the Dead
- Chi Sen Mushi
- Taiji
- Kamisori Snake
- Haisou
- Zansatsu Delete
- Me to Kuchibashi
- Mugen Shitou
- Yoake
Colorful Original Soundtrack
- Chuusen ni Atarimashita
- Boku wa Kobayashi Makoto
- Higure no Fuan
- "Sono Hi" no Dekigoto
- Game
- Game End
- Dare mo Inai
- Toukou
- Makoto no e
- Fukai Tokoro
- Shokutaku (Mishiyou Kyoku)
- Yasuragi no Basho
- Fukai (Mishiyou Kyoku)
- Suki ni Yatte Miru
- Odayaka na Isshun
- Tsuiseki
- Kissaten no Naka de
- Touhikou!
- Jaa ne
- Haha wo Niramu
- Shouko no Kanashimi
- Tanin no Jinsei
- Kaze
- Saotome-kun to Aruku
- Kaze -Kuchibue ver.-
- Ima ga ii
- Tomodachi to
- Hitoribocchi ja Nai
- Kanjiru
- Makoto no Kazoku
- Tegami ~Haikei Juugo no Kimi he~
- Massugu na Kimochi
- Nakama
- Mou Mayowanai
- Boku wa…
- Omoidasu
- Purapura (Mishiyou Kyoku)
- Tadaima, Sayonara Shita Sekai
Daphne in the Brilliant Blue OST 1 (Soundtrack)
- Silence
- Is There Any Business as Wonderful as the Nereides' Business?
- Carefree People
- Nereides Into Action!!
- Training
- Sparkles on the Water
- Peaceful Afternoon
- Maia, Doing Her Best!!
- Tender Feelings
- When You Touch Someone’s Heart
- Thoughts for Grandpa
- Sleepless Night
- The Moon Reflecting on the Water Surface
- Let’s Live a Cheerful and Positive Life!
- Subtitle
- Eyecatch
- Chase 1
- Tension
- Chase 2
- Prediction of Trouble
- Battle!
- Mysterious Girls
- In Any Circumstances
- Feeling Helpless…
- I Want to Forget
- Mission Complete
- Ashita No Blue Wing (Blue Wing of Tomorrow) TV Size (von Sae)
- Anata to Iu Jikan (A Time Which Is Called “You”) TV Size (von CooRie)
