The current state of Tokyo housing prices is insane

I looked up some articles. This is strange;;

Japan also in a 'Real Estate Bull Market'... Tokyo housing prices up 9% in a year, averaging '140 million yen'
n.news.naver.com
A 'real estate bull market' is gaining momentum in Tokyo, Japan. As expectations that real estate prices will continue to rise spread throughout the market, competition to purchase real estate in Tokyo is heating up, primarily among the younger generation. However, the Japanese government is focusing on regulation

Weak Yen Effect... Tokyo housing prices double and office vacancy rates hit 'world's lowest'
n.news.naver.com
Executive Director Cho (54), who works for a large corporation in Seoul, purchased a tower mansion (apartment in Korea) near Haneda Airport in Tokyo, Japan, for 200 million yen (approx. 1.7 billion KRW) this January. Since his daughter was accepted into a university in Tokyo and the family travels there frequently, he bought it as a second home.