The activity of viewing flowers (especially cherry blossoms), typically outdoors with picnics — a traditional Japanese custom.
今年は友達と花見に行く予定だ。
This year I plan to go cherry-blossom viewing with friends.
花見の時はお弁当を持って行くことが多い。
People often bring boxed lunches when they go cherry-blossom viewing.
桜の下で花見をしながら歌を歌った。
We sang songs while enjoying hanami under the cherry trees.