the is a subway line, which forms part of the nagoya municipal subway system in nagoya, japan. officially, the line is referred to as . it runs from takabata in nakagawa ward to fujigaoka in meitō ward, all within nagoya. the higashiyama line's color on maps is windsor yellow; its stations carry the letter "h" followed by a number. all the stations accept manaca, a rechargeable contactless smart card.