▁line ▁in ▁ 1 9 6 0 ▁to ▁form ▁the ▁current ▁Tag awa ▁Line . ▁▁ ▁Between ▁ 1 8 9 9 ▁and ▁ 1 9 7 3 , ▁a ▁short ▁fre ight - only ▁branch ▁line ▁ran ▁north ▁from ▁K aw ara ▁Station ▁( now ▁Mag ar ik ane ▁Station ) ▁to ▁N ats uy oshi . ▁ ▁R id ership ▁suffered ▁with ▁the ▁decl ine ▁and ▁closure ▁of ▁the ▁Ch ik uh ō ▁coal ▁mine . ▁Therefore , ▁J R ▁Ky ush u , ▁the ▁successor ▁of ▁Japanese ▁Government ▁Railway , ▁priv at ized ▁and ▁transferred ▁the ▁It a ▁Line , ▁It oda ▁Line , ▁and ▁Tag awa ▁Line ▁to ▁the ▁newly ▁founded ▁He ise i ▁Ch ik uh ō ▁Railway ▁in ▁ 1 9 9 7 . ▁ ▁Oper ations ▁The ▁line ▁is ▁not ▁elect r ified ▁and ▁is ▁single - track ed ▁for ▁the ▁entire ▁line . ▁Some ▁services ▁continue ▁past ▁Tag awa - I ta ▁Station ▁on ▁the ▁It a ▁Line ▁to ▁N ō g ata ▁Station . ▁▁ ▁The ▁Tag awa ▁Line ▁runs ▁through ▁many ▁historical ▁sites , ▁including ▁the ▁, ▁the ▁oldest ▁railway ▁tunnel ▁in ▁Japan , ▁and ▁the ▁, ▁an ▁old ▁brick ▁arch ▁bridge . ▁Both ▁sites ▁were ▁registered ▁as ▁national ▁cultural ▁her itage ▁sites ▁in ▁ 1 9 9 9 . ▁ ▁St ations ▁All ▁stations ▁are ▁within ▁Fu ku oka ▁Pref ect ure . ▁ ▁References ▁ ▁Category : He ise i ▁Ch ik uh ō ▁Railway ▁Tag awa ▁Line ▁Category : R