Permission: {{Copyrighted free use}} because the website says "The photos are provided as free material, so feel free to use them." (写真はフリー素材として提供してますので、御自由にお使い下さい。). In 2005 Japanese Wikipedia was given a permission via the BBS on the website and {{GFDL}} was added to match the license requirements on Japanese Wikipedia. See ja:Category:草花写真館画像 for details.
This tag does not indicate the copyright status of the attached work. A normal copyright tag is still required.See Commons:Licensing.
This file was uploaded with e-mail permission before the introduction of OTRS (now VRT) in 2006; it is a grandfathered old file.