Zensuke TANAKA, an entrepreneur of Iga Ueno and the former mayor of Ueno City, established 'Tsukigase Hoshokai' (Tsukigase Conservation Association) to protect the plum groves in the neighboring village.
上野市を務めたことのある伊賀上野の事業家、田中善助は隣村の梅林を守るために「月瀬保勝会」を発足させた。