Keita Maruyama giving a toast at the lunch party on the rooftop of Isetan Shinjuku/ (C)FASHION HEADLINE

Keita Maruyama, who will be the manager for one day at Isetan Shinjuku store/ (C)FASHION HEADLINE

Lunch party venue on the rooftop of Isetan Shinjuku/ (C)FASHION HEADLINE

Keita Maruyama (left) and Masaaki Takano (right), general manager of Isetan Shinjuku, give opening remarks at the main entrance of the Isetan Shinjuku store./ (C)FASHION HEADLINE

Keita Maruyama sells Shimogamo Saryo's original bento boxes, which he personally supervised, in the grocery section./ (C)FASHION HEADLINE

Keita Maruyama sells Shimogamo Saryo's original bento boxes, which he personally supervised, in the grocery section./ (C)FASHION HEADLINE

The food section of the Isetan Shinjuku store sells original bento boxes supervised by Keita Maruyama./ (C)FASHION HEADLINE

Tsuruya Yoshinobu's sweets are based on the image of Mount Fuji and flowers that represent the "Maruyama Landscape."/ (C)FASHION HEADLINE

Lunch party venue on the rooftop of Isetan Shinjuku/ (C)FASHION HEADLINE

The lunch party was held on the rooftop of Isetan Shinjuku, where interior design that expressed Keita Maruyama's worldview was also on display./ (C)FASHION HEADLINE

The lunch party was held on the rooftop of Isetan Shinjuku, where interior design that expressed Keita Maruyama's worldview was also on display./ (C)FASHION HEADLINE