Cries of birds Grosbeak

Grosbeak Japanese Grosbeak (Grosbeak, Kuwa鳲, scientific name: Eophona personata) and is a bird of passerine Atri family. Turn the old order or roll or in nuts the beak (bill) "Mamemawashi" and "Mamekorogashi", to eat in favor of nuts "Umashi beans", it was referred to as "beans split". Derived from the name of Grosbeak is also called because the cries with Ikaruga, Nara Prefecture, hear the "Ikarukoki", it is not clear. Also sometimes referred to as "Ikaruga (Ikaruga)," but it is to misuse to use the characters strictly "Ikaruga", "Grosbeak" is derived from the fact that it has a strong beak like corners.

Mainly live on the trees, but in the non-breeding season and often see also figure you're foraging on the ground. Foraging nuts and grass seeds. Sometimes, we have to eat insects.
Eophona personata personata

Narrow range it is breeding season to live in breeding pairs of the periphery of the nest only without the turf, often several Tsugai is nesting in colonies like adjacent. On the branches of a tree, creating a bowl-shaped nest by combining vines of dead branches and grasses. Spawning season in May-July, lays 3-4 eggs. Incubation period is about 14 days. Chicks leave the nest in about the 14th and after hatching.

Non-breeding season will be life to form a herd of several dozen birds from a few birds.

It will be flying to sway up and down in a wave shape.

Than Uikipedia