Japanese x Chinese unicode issue

Japanese x Chinese unicode issue: Japanese Kanji characters have a common origin with Chinese Hanzi, but they are not completely the same, as they have slightly different keystrokes. The problem is that they share unicode codepoints (likely unicode simplified too much here), which essentially means that a single font has to prefer one variation over the other. With #8530, most Kanji will be displayed as Hanzi (as Xiaolai is biased towards Chinese), which might be unreadable for some Japanese or even unusable in certain Japanese use cases/domains. See the following example: