Issue
When data is imported into Tableau from CSV/Txt/Excel, the Japanese characters Hiragana and Katakana are converted to be the same character.eg;
Japanese characters: Hiragana(full-width) are converted to be the Japanese characters: Katakana(full-width/half-width)
Japanese characters: Katakana(full-width/half-width) are converted to be the Japanese characters: Hiragana(full-width)