Starting today, March 21st to Tuesday, March 27th at Shinjuku Odakyu on the 11th floor is the Shikoku Food Fair. Highlights include seafood, fresh fruit, and of course udon noodles. There are a few eat-in counters including katsuo tataki donburi (see photo above), ramen, and udon.
Note that the event closes at 5 p.m. on the final day.