PRODUCTIONS ( CC-BY−SA by Cyberforest, The Univ. of Tokyo)

+Observation page of the cherry blossom  [Prunus Verecunda Koehne ] at university forest in Chichibu, The university of Tokyo, centarl Japan.

+ Archve of video of season of new green leaves and autumn yellow leaves from 2006 to 2008

+ observation page of the [kasumizakura (in Japanese) : Prunus Verecunda Koehne ]
at the university forest in Chichibu, the university of Tokyo, central Japan

+The follwing URL is Japanese and English...... Since March. 17th. 2010 Since May. 06th. 2010