Koara House Co., Ltd., a new housing construction remodeling company in Hachinohe City, Aomori Prefecture Hybrid solar house construction start rate No. 1 in Aomori prefecture 26-14 Kodaue, Kawaragi, Hachinohe City, Aomori Prefecture 039-1161 TEL: 0178-20-5919 FAX: 0178-20-5917 koara house top page / PR VIDEO / Voice from customers / How the solar house works / New construction example / Remodeling / Real estate information / Company Profile / Request for materials / inquiries / access Welcome! Go to the new Koara House homepage! We have completely renewed our website. We will continue to deliver useful information to our customers as needed , so we appreciate your continued patronage. Yukio Sakashita, President and CEO What is a hybrid solar house? A heating and hot water supply system that uses solar heat ・ Solar House is a literal translation of Solar House . It is a "solar heat utilization house" that can make the best use of the blessing of nature "solar energy" . It is a house that stores solar heat on the floor and heats the floor. Koara House proposes a hybrid solar house !! This is a proposal from Koara House! Click on the round arrow above menu Top PR VIDEO Voice from customers How the solar house works New construction example Remodeling Real estate information Company Profile Request for materials / inquiries access ↑ Top of page / Top page / PR VIDEO / Voice from customers / Solar house mechanism / New construction example / Remodeling / Real estate information / Company profile / Document request / inquiry / Access log