Phonetic transliteration of Japanese 'Atsumi' (あつみ):
亚 'yà' for 'a-',
树 'shù' for 'tsu-' (tsu has no Mandarin equivalent — translators often default to 'shu' or 'su'),
美 'měi' for '-mi'. Surfaces in Chinese subtitles for J-dramas, anime, and Japanese novels.