Cheese Island is one of 34 islands surrounding Whole Cake Island as part of the Big Mom Pirates' main territory known as Totto Land. It is run by Charlotte Mont-d'Or, the Minister of Cheese. It is the fourth island of the  Charlotte Family siblings' secret route to Whole Cake Island.
Milk Town ( is a city situated on Cheese Island. Its architecture is themed after ) ? Swiss cheese and milk bottles. It also contains structures based on cheese-based fast food such as pizza or hamburgers.
At some point in the past, Cheese Island became part of the
Big Mom Pirates territory also known as " Totto Land".  Charlotte Mont-d'Or of the Charlotte Family would become in charge of running the island as the Minister of Cheese.
Totto Land Arc
The day of
Sanji's and Pudding's wedding, citizens of Milk Town were eager and happy for the event and discussed about the guests who were invited to their Queen's Tea Party.
1.0 1.1 1.2
One Piece Manga — Vol. 86
Chapter 859 (p. 14),
The citizens of Totto Land celebrate Pudding's wedding.
One Piece Manga — Vol. 82
Chapter 827 (p. 5),
Pekoms explains Totto Land to the Sanji Retrieval Team.
One Piece Manga — Vol. 83
Chapter 828 (p. 10),
Charlotte Pudding reveals the Charlotte siblings' secret route to Whole Cake Island.