| Name | Nihon A.Otero, Jim.Mejías, Valcárcel & P.Vargas | 
| Authorship |  | 
| Rank | Genus | 
| Placed in | Boraginaceae | 
| Contains | Nihon akiensis (Kadota) A.Otero, Jim.Mejías, Valcárcel & P.Vargas  Nihon japonicum (Thunberg)  Ana Otero, Jiménez-Mejías, Valcárcel & Pedro Vargas  Nihon krameri (Franch. & Sav.) A.Otero, Jim.Mejías, Valcárcel & P.Vargas  Nihon laevispermum (Nakai) A.Otero, Jim.Mejías, Valcárcel & P.Vargas  Nihon proliferum (Ohwi) A.Otero, Jim.Mejías, Valcárcel & P.Vargas | 
| Remarks | [imported from GBIF] |