The interior is divided into an unfloored room, a wooden-floored room and a tatami-mat room, of which the unfloored and wooden-floored rooms do not have ceilings but allow the nuki (penetrating tie beams) and hari (beams) to be seen.
内部は土間、板間、座敷の3部分に分かれ、土間・板間部分は天井板を張らず、貫・梁などの構造材をそのまま見せた豪快な造りになる。