The phrase "In Japan we have four seasons" is that it is mathematically inaccurate. At the very least, there are five distinct seasons - spring, summer, autumn, winter and the dreaded rainy season (tsuyu) which comes between spring and summer.
No trees. Fake plastics replacing real bamboo left and right. Wildlife pressed into ever-decreasing spaces. Constant complaints about the weather. Is it any wonder that a foreigner living in Japan might blink when her neighbors tell her, "We Japanese love nature"?