| Hosta | Ototo San |
| Status | registered |
| Originator(s) | Japan/Pete Ruh 1990 |
| Origin | unknown |
| Size category | small - medium |
| Plant height x width | 13x33 cm (5x13 in.) |
| Leaf length x width | 16x5 cm (6x2 in.) |
| Vein pairs | 5 |
| Leaf color | dark green,narrow white edge |
| Variegation | edge |
| Leaf | |
| Petiole | |
| Scape | |
| Scape height | 58 cm (23 in.) |
| Flower | lavender |
| Flower length | |
| Fragrant | |
| Flowering period | August - September |
| Fertile | yes |
| Pod | |
| Ploidy | |
| Patents | |
| Info | =sieboldii 'Thunbergiana Variegated'. Japanese for "Younger Brother". An upright plant with dark green leaves and a narrow white margin with some streaking. Variegated Thunbergiana. Small upright plant, leaves dark green with a narrow white margin, some streaking. Excellent for a border or rock garden. |
| Sports | |
| Progeny | |