service_id,monday,tuesday,wednesday,thursday,friday,saturday,sunday,start_date,end_date
航路データ|夏季ダイヤ,1,1,1,1,1,1,1,20210301,20240331
航路データ|冬季ダイヤ,1,1,1,1,1,1,1,20211001,20240331
