The GUNDAM Café, a restaurant and character goods store in Akihabara, is going to get about four times bigger after it closes for renovations in March of 2020 and re-opens in July of 2020.
In addition to the Akihabara location, GUNDAM Café also has branches in Odaiba, Tokyo (opened in 2012), Dōtonbori, Osaka (opened in March of 2019), and Hakata, Fukuoka (opened in November of 2019).
For more information about the GUNDAM Café, please check out their official English language home page here.