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)

蛙跳び[kaerutobi] (game of) leapfrog
走り高跳び[hashiritakatobi] running high jump
走り幅跳び[hashirihabatobi] running long jump
跳ね[hane] (a) jump
跳ねる[haneru] to jump

跳ね回る[hanemawaru] to jump about
跳ねかける[hanekakeru] to splash
跳ね起きる[haneokiru] to jump up
跳ね除ける[hanenokeru] to push aside
跳ね返す[hanekaesu] to reject