▁established ▁in ▁ 1 9 9 9 ▁catalog uing ▁hundreds ▁of ▁local ▁acts ▁and ▁with ▁thousands ▁of ▁reviews ▁available ▁on - line : ▁▁ ▁* ▁* ▁M <0x0A> </s> ▁The ▁ ▁is ▁a ▁rub ber - ty red ▁met ro ▁line ▁located ▁in ▁S app oro , ▁H ok ka ido , ▁Japan . ▁It ▁is ▁part ▁of ▁the ▁S app oro ▁Municipal ▁Sub way ▁system . ▁Its ▁name ▁literally ▁means ▁" E ast - West ▁Line ", ▁and ▁it ▁runs ▁from ▁Mi yan os awa ▁Station ▁in ▁N ishi - ku ▁to ▁Shin - S app oro ▁Station ▁in ▁A ts ub ets u - ku . ▁The ▁T ō za i ▁Line ▁color ▁on ▁maps ▁is ▁orange , ▁and ▁its ▁stations ▁carry ▁the ▁letter ▁" T " ▁followed ▁by ▁a ▁number . ▁ ▁Station ▁list ▁ ▁All ▁stations ▁are ▁located ▁in ▁S app oro . ▁ ▁The ▁entire ▁line ▁is ▁under ground . ▁ ▁History ▁▁ ▁June ▁ 1 0 , ▁ 1 9 7 6 : ▁Kot oni ▁– ▁Sh iro ishi ▁section ▁opens ; ▁ 6 0 0 0 ▁series ▁trains ▁debut . ▁ ▁March ▁ 2 1 , ▁ 1 9 8 2 : ▁Sh iro ishi ▁– ▁Shin - S app oro ▁section ▁opens . ▁ ▁March ▁ 2 2 , ▁ 1 9 8 7 : ▁N ishi - J ū itch ō me ▁– ▁ Ō d ō ri ▁section ▁closed ▁due ▁to ▁construction ▁of ▁connecting ▁track ▁to ▁T ō h ō ▁Line ▁ ▁August