Tatami: Tatami mats are basically made of straw. Also, tatami mats are covered by igusa (rush) and are edged by decorative cloth. It's said that tatami are effective in absorbing heat and moisture.
Shoji: Shoji screens are made by pasting thin shoji papers on lattices. Shoji screens ease lights which come into rooms, and they are used as curtains.
Fusuma: Fusuma doors are made by pasting thick fusuma papers on frames. Many Japanese rooms are divided by fusuma. There are many kinds of beautiful fusuma papers and shoji papers available. It's good to change the color and design of those papers as you like.
Tansu: Tansu are Japanese cabinets. Many people are attracted to beautifully designed antique tansu.
Kotatsu: Kotatsu are low-tables with electric heaters attached to them. People put their legs in kotatsu covered by futon and blankets and stay warm.