おいしいおうどん つるとんたん BIS TOKYO

Udon, reimagined with freedom and elegance.🍜

Located on the first floor of the Tokyo Building TOKIAB, directly connected to the underground concourse from Tokyo Station, Tsurutontan BIS TOKYO is a casual spot where business people can drop by for eat-in or take-out. With plenty of seats for solo diners, it’s easy to stop in for lunch or dinner on your own. We also offer a great selection of drinks and snacks—perfect for a quick bite after wo