“Hitachi Seaside Park is a sprawling 470 acre park located in Hitachinaka, Ibaraki, Japan, that feat
“Hitachi Seaside Park is a sprawling 470 acre park located in Hitachinaka, Ibaraki, Japan, that features vast flower gardens including millions of daffodils, 170 varieties of tulips, and an estimated 4.5 million baby blue eyes (Nemophila). The sea on blue flowers blooms once annually around April in an event referred to as the “Nemophila Harmony.” -- source link