Japanese large-flowered variety, tepals deep red with paler at the tip. Anthers reddish purple. The cultivar name is the name of a mountain in Nagano.

Group: Early large-flowered group
Pruning: Light prune (Group 2)
Raised by: Sakata no Tane Co.
Country of origin: Japan
Other name(s): None known

Further detail:

Flower diameter: 12-15 cm