After winter, various types of flowers starts blooming. One of the most popular place to go see is the Kakunodate Cherry blossoms, which famous all over japan. With snow still on the mountains, you can take in and experience snow along with spring flowers.
From the middle of may, trees begin to leaf out and trekking or walking among nature is popular. Water activities during this time in Lake Tazawa are also great and a lot of fun.