Kimchi hakata is a ramen noodle dish served at Toki Underground, a good Valentine’s Day spot for those prioritizing a lower price and cool vibe. (Matt McClain/For The Washington Post)

Diners at Toki Underground. (Matt McClain/For The Washington Post)

Outside Toki Underground, on H Street NE. (Matt McClain/For The Washington Post) Erik Bruner-Yang, chef and owner of Toki Underground, works in the kitchen. (Matt McClain/For The Washington Post) Cashion's Eat Place's fettucini with crab. (Sean McCormick/For The Washington Post) The romantic setting of Plume at the Jefferson Hotel. (James M. Thresher/For The Washington Post)