The phrase ii hito soo da ‘appear to be a nice person’ is an expression often used in Japanese colloquial speech to express the speaker’s intuitional inference. Despite its common usage among native speakers as a casual expression, it is not introduced in Japanese textbooks. Based on a web corpus, this paper will examine the usage and contexts of this phrase and demonstrate its primary use when evaluating a third person. The paper will also suggest how to introduce this phrase in the Japanese classroom.
https://ror.org/05aevyc10 
