The Caligula Effect - Ostinato Self-Cover Album - 01 - Peter Pan Effect

The Caligula Effect - Ostinato Self-Cover Album - 02 - Tokimeki Riberie

The Caligula Effect 2 - Swap Out - With Vocals - (ROMAJI & TRANSLATION)

The Caligula Effect - Ostinato Self-Cover Album - 05 - Angel's Song

Distorted†Happiness

Caligula Effect - Ostinato Overdose: Love Scope

The Caligula Effect - Tír na nÓg

【カリギュラ２ 楽曲】 ミス・コンダクタ（リグレットver.）｜ The Caligula Effect 2 OST - Miss Conductor (Regret ver.)

The Caligula Effect - Ostinato Self-Cover Album - 06 - sin

The Caligula Effect - Opening Full

HeavyBlozar - Distorted†Happiness (rus cover)

The Caligula Effect - Ostinato Self-Cover Album - 08 - Distorted†Happiness

【カリギュラ２ 楽曲】祈っているだけ（リグレットver.）｜ The Caligula Effect 2 OST - Just praying (Regret ver.)

Cradle

The Caligula Effect - Overdose OST - 02 - Suicide Prototype

The Caligula Effect 2 - Simply Praying - Remix Version - (ROMAJI & TRANSLATION)

The Caligula Effect OST - 02 - Peter Pan Syndrome (Re:Arrange version)

SuicidePrototype

Caligula Effect - Ostinato Overdose: Onboro

Love Scope（Remix）

The Caligula Effect 2 - Designed desires - With Vocals - (ROMAJI & TRANSLATION)