TIMESTAMP = 1521411507
SHA256 (ken_all-20180228.zip) = ce602ccb8fac8b5ee41b613da61e8c871f64037ed1055438b5d888344deb9161
SIZE (ken_all-20180228.zip) = 1686611
SHA256 (jigyosyo-20180228.zip) = 95c2099255fec79e374018c1bf5927a283079368d12d84125c8858df4bf3264c
SIZE (jigyosyo-20180228.zip) = 759923