What are the meanings of 1K and 1DK written in the Japanese rental brochure?

R stands for room, which is both bedroom and living room, and also has an open kitchen. The number before R is the number of bedrooms. For example, 1R is 1 bedroom, which is also a common single apartment in Japan.

K stands for kitchen, there is a kitchen, and the bedroom has a separate door. The number before k is the number of bedrooms. For example, 1K means 1 bedroom and a separate kitchen.

DK stands for dining room and kitchen, with dining room and kitchen. The number in front of DK is the number of bedrooms. For example, 1DK has 1 bedrooms, a dining room and a kitchen, also called 1 room, 1 hall.

LDK stands for living, dining and kitchen respectively, with a living room, a dining room and a kitchen. The number before LDK is the number of rooms. For example, 2LDK has two bedrooms, a living room, a dining room and a kitchen, which is often called two rooms and two halls.

MBR stands for master bedroom, which means there is a master bedroom.

BR stands for Bed Room, which means there is a bedroom.

S stands for storage room, which means there is storage room.

SR stands for service room, that is, there is a multifunctional room, which is generally a room with poor ventilation and lighting and cannot be used as a bedroom.

UB stands for Unit Bath, which means there is a bathroom.