noun
Tōkyū Setagaya Line
A light rail line operated by Tokyu Corporation in Setagaya, Tokyo.
東急世田谷線は三軒茶屋と下高井戸を結んでいる。
The Tōkyū Setagaya Line connects Sangenjaya and Shimo-Takaido.
Compound of 東急 (Tōkyū, abbreviation of 東京急行電鉄) + 世田谷 (Setagaya, the ward name) + 線 (line).