Kotobukido 寿堂 Chuo-ku, Nihonbashi Ningyocho 2-1-4 中央区日本橋人形町2-1-4 Tel. 0120-48-0400 (toll free number in Japan) 9:00 – 21:00, closed Sunday This 5th generation shop is so small that only a handful of people can enter at one time. The three-story gray building with red trimming displays some of their confectionaries behind glass display windows up front….