| Family | Lamiaceae (alt. Labiatae) | 
| Subfamily | Nepetoideae | 
| Tribe | Ocimeae | 
| Scientific name | Isodon japonicus (Burman) Hara | 
| Synonyms | Plectranthus buergeri Miquel; Plectranthus glaucocalyx Maximowicz; Plectranthus glaucocalyx japonicus (Burman) Maximowicz; Plectranthus japonicus (Burman) Koidzumi; Plectranthus japonicus (Burman) Koidzumi; Plectranthus maximowiczii Miquel; Rabdosia japonica (Burman f.) Hara | 
| Common name | (Japanese common name) hikiokoshi (ヒキオコシ, 引起 [meaning: tonic weed]) | 
| (English common name) none | |
| Distribution | (Japan) Hokkaido (south region), Honshu, Shikoku, Kyushu | 
| (Other nations) Russia, Korea, China | |
| Habitat | Mountane field or forest edge | 
| Chromosomal number | 2n=24 | 
| Description | Plants 50-100cm tall. Leaves 6-15cm long, 3.5-8cm wide. Flowers calyxs ca. 2mm long (after flowering 3-3.5mm long), purple corollas 5-7mm long, 4 stamens, flowering in September to October. Fruits 1.2mm long. Perennial plants. | 
| Reference | Isodon japonicus (N. Burman) H. Hara | 
| Hair cosmetic composition (US Patent 5053222/1991) | |
| Composition for enhancing hyaluronic acid productivity and method for preparing same (US Patent 5882664/1999) | |
| Cosmetic composition (US Patent 6063366/2000) | |
| Skin color improver (US Patent 6197343/2001) | |
| Cosmetic composition (US Patent 6348200/2002) | |
| Use of diterpene compound as a therapeutic agent of inflammation, immune disease or cancer (US Patent 6894073/2005) | |
| Method for detecting proteins under mutual interaction (US Patent 7122382/2006) | 
| September 2008 at mountane roadside | October 2006 at Koishikawa Botanical Garden | 
| September 2008 at mountane roadside | September 2008 at mountane roadside | September 2008 at mountane roadside |