Dark: (Style) Titles that are dismal or gloomy in nature qualify for this category.
| Title | Rating | Synopsis |
|---|---|---|
| N | ||
| Narutaru | Rent | See Narutaru ~Mukuro naru hoshi Tama taru ko~ |
 Narutaru ~Mukuro naru hoshi Tama taru ko~ |
Rent | While on a summer vacation at her grandparent's island residence, Tamai Shiina discovers a strange creature in the shape of a star. She discovers it is a ryu (a dragon). She names it Hoshimaru and returns home with it. Hoshimaru has many abilities including the power to fly, allowing Shiina-chan to "air surf" from time-to-time. He mimics a backpack so that Shiina can carry him everywhere she goes. |
| S | ||
| Shadow Star | Rent | See Narutaru ~Mukuro naru hoshi Tama taru ko~ |
| Shadowstar Narutaru | Rent | See Narutaru ~Mukuro naru hoshi Tama taru ko~ |
| なるたる ～骸なる星・珠たる子～ | Rent | See Narutaru ~Mukuro naru hoshi Tama taru ko~ |
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