日本橋丸善東急ビル, Commercial skyscraper in Nihonbashi district, Tokyo, Japan

The Nihonbashi Maruzen Tōkyū Building is an office and retail complex opened in 2006 by Tokyu Land Corporation on the site of Maruzen's former Nihonbashi main store, in Nihonbashi 2-chome, Chūō, Tokyo. Its facade uses single stick-shaped elements of granite and aluminium, varied in width and pitch to create shadow. Maruzen's Nihonbashi store occupies floors B1 to 3 with about 600,000 books, stationery and a glasses salon; the third floor holds MARUZEN Cafe.

The site held the old Nihonbashi main store of Maruzen, the bookstore firm founded by Yashashi Yūteki. Tokyu Fudosan redeveloped the plot, and the current office and retail building opened in 2006. Maruzen's Nihonbashi store now occupies floors B1 to 3.

The Maruzen bookshop occupies floors B1 to 3, holding about 600,000 volumes along with stationery and an eyewear salon. On the third floor, MARUZEN Cafe serves hayashi rice, a dish attributed to Maruzen founder Yūji Hayashi. The shop is the registered head office of Maruzen Junkudō Shoten.

The building faces Chūō-dōri in Nihonbashi 2-chome, opposite Takashimaya's Tokyo store. It is connected underground to Nihonbashi Station on the Ginza and Tōzai lines, and Tokyo Station's Yaesu exit is a five-minute walk away. Maruzen Nihonbashi occupies floors B1 to 3.

The facade is built from single stick-shaped elements of granite and aluminium; varying their width and pitch creates the play of light and shadow. Maruzen's Nihonbashi store occupies floors B1 to 3 with about 600,000 books, and its third-floor MARUZEN Cafe serves hayashi rice, which some credit to founder Yūteki Hayashi.