When you purchase old real estate in Japan, some of rooms are equipped with tatami mat.
But, recently especially young people prefer wooden flooring.
You want to attract potential renters to your apartment.
In that case you will try to renovate tatami mat into wooden flooring.
The cost is different from room area, quality of flooring.
As for 6 tatami mat ( About 9 ㎡ ), it will cost about 130,000 yen when you hire carpenter.
japan real estate understanding