井の中の蛙大海を知らず[inonakanokawazutaikaiwoshirazu] parochial
雨蛙[amagaeru] tree frog (esp. the Japanese tree frog, Hyla japonica)
蛙の子は蛙[kaerunokohakaeru] like father, like son
蛙跳び[kaerutobi] (game of) leapfrog
殿様蛙[tonosamagaeru] black-spotted pond frog (Rana nigromaculata)

蟇蛙[hikigaeru] toad (esp. the Japanese toad, Bufo japonicus)
蛙又[kaerumata] curved wooden support on top of the main beam of a house, now mainly decorative (shape evocates an open-legged frog)
青蛙[aogaeru] green (tree) frog
赤蛙[akagaeru] any brown or reddish-brown frog (esp. of family Ranidae)

隣の芝生は青い[tonarinoshibafuhaaoi] the grass is always greener on the other side
燕青拳[enseiken] Yangqingquan
青竜蝦[shako] mantis shrimp (any marine crustacean of order Stomatopoda, esp. the species Oratosquilla oratoria)
灰青色[haiseishoku] grayish blue
紺青[konjou] navy blue

青眼[seigan] aiming at the eye (with a sword)
青い[aoi] blue
青い鳥[aoitori] bluebird (Sialia spp.)
青褪める[aozameru] to become pale