Ostrya japonica

About

Ostrya japonica, known as East Asian hophornbeam, or Japanese hop-hornbeam, is a species of tree in the Betulaceae family growing to 25 m tall. It is native to Japan, Korea and China. In China, it grows in temperate forests of southern Gansu, Hebei, Henan, Hubei, and Shaanxi provinces from 1,000–2,800 metres (3,300–9,200 ft) elevation. In Japan it is known as Asada (浅田).

Summary from Wikipedia