December When There Is No Angel (Japanese: 天使のいない12月, Hepburn: Tenshi no Inai 12-gatsu) is a Japanese adult visual novel developed and published by Leaf.

The game was released in both CD-ROM and DVD formats on September 26, 2003.

December When There Is No Angel has an opening theme named "I Hope So", and an ending theme named "Hitori" (ヒトリ).

"I Hope So" is sung by Haruna Ikeda and "Hitori" is sung by Akko.

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