Kenpei ritsu, Yoseki ritsu ratio
In the case you look at website of real estate company in Japan, you often find the words KENPEIRITSU ( = 建蔽率 ) AND YOSEKIRITSU ( = 容積率 ).
When you purchase a real estate in Japan, you need to know these words.
Kenpei Ritsu ( = 建蔽率 ) is a kind of ratio that you can use land to build your house.
.
Footprint area of building : Land area is Kenpei Ritsu ( = 建蔽率 ) .
.
In the case, land area is 100 ㎡ and Kenpeiritsu is 60 %.
.
Footprint area of building should be up to 60 ㎡.
.
In the case a owner of building uses 100 ㎡ with building, if fire occurs, it will easily extend to neighboring house.
Yoseki ritsu ( = 容積率 ) is a kind of ratio that you can use to build your house.
Total floor area of building : Land area is Yoseki ritsu ( = 容積率 ) .
.
In the case, lot area is 100 ㎡ and Yoseki ritsu ( = 容積率 ) is 120 %.
.
Total floor area of building should be up to 120 ㎡.
.
In the case Yoseki ritsu ( = 容積率 ) is 500 %, owner of land can build a building of 500 ㎡ on land of 100 ㎡.
( It may be 5 stories building )
.
It will conflict sunshine of neighboring persons.