Tokonoma is installed at a corner in a guest room, i.e., a space of Hare (noticeably cheerful and formal situations or such places) and Ke (informal and daily situations), and it is composed of tokobashira (the pillar closest to the corner of the tea ceremony room and the second of two pillars dictate the width of the alcove), tokogamachi (an ornamental wooden bar in the front part of tokonoma), and so on.
ハレとケの空間である客間の一角に造られ、床柱、床框などで構成されている。