Song types are used to identify how a song is used in an anime. For example, the song might play during the opening sequence, or in the background during one episode. Below are a list of song types, and their descriptions:
| Type | Meaning | Description |
|---|
| OP__ | Opening Theme | Played during the opening credits. First opening would be OP01, second opening would be OP02, etc. |
| ED__ | Ending Theme | Played during the ending credits. First ending would be ED01, second ending would be ED02, etc. |
| IN__ | Insert Song | Played once during one episode. For example, if played in the 3rd episode, the type would be IN03. |
| BGM | Background Music | Played in the background on more than one occasion. Typically vocal-less. |
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