> People from both languages recognize both font variants as the same conceptual character. A character that carries the same concept yes. A mere "font variant

> People from both languages recognize both font variants as the same conceptual character. A character that carries the same concept yes. A mere "font variant" no. It's absolutely a trap to think that you can safely replace one character with another just because they have the same unicode codepoint; Japanese people will avoid your product if you do this.