By Baek Byung-yeul A viral video of a Japanese calligraphy teacher’s reunion with her famous student offered an interesting glimpse at one of South Korea’s fastest-growing tourism trends. In a YouTube video uploaded on June 28, Minami, a Japanese member of the rising K-pop girl group Rescene, visited her hometown in Chiba and reunited with her former calligraphy teacher. During their conversation, the teacher revealed that she had flown back to Japan that day after undergoing a cosmetic...