| Family | Fabaceae (alt. Leguminosae) |
| Subfamily | Faboideae |
| Tribe | Phaseoleae |
| Subtribe | Cajaninae |
| Scientific name | Dunbaria villosa (Thunberg) Makino |
| Synonyms | Atylosia subrhombea Miquel; Atylosia villosa Maximovicz; Dunbaria subrhombea (Miquel) Hemsley; Glycine villosa Thunberg |
| Common name | (Japanese common name) no-azuki (ノアズキ, 野小豆 [meaning: wild azuki been]) |
| (English common name) none | |
| Distribution | (Japan) Honshu (west of Kanto region), Shikoku, Kyushu |
| (Other nations) Korea, China, Vietnam, Philippines, Thailand, Laos, Cambodia, Indonesia, Myanmar | |
| Habitat | Field |
| Chromosomal number | unknown |
| Description | Leaves ternate, leaflets each 1-3cm long, 1-3cm wide. Flowers yellow 15-18mm long, flowering in August to September. Fruits 4-5cm long, ca. 8mm wide. Vine. Perennial plants. |
| Reference | Dunbaria villosa (Thunb.) Makino |
| August 2007 at lowland marsh |
August 2007 at lowland marsh |
August 2007 at lowland marsh |
| August 2007 at lowland marsh |