Sound: Viewed this on Netflix with the original korean, so I did not see any mismatch between audio and lipflaps. The voice acting is alright, and the way the minor pings speak can be very Youngsters-anime like, with them ending the sentences in attribute cutesy methods.
Timidping "Shrinking Romi!" The Teenieping of timidity, wielding the 퍼펙트솔루션 Tanzanite. He is incredibly shy and would not prefer to be witnessed by others, and will get worried when he sees "strangers", and uses his prop to shrink them. Shrink folks.
She must be truly mindful to help keep her id top secret, as the individuals of Harmony Town tend not to have confidence in magic. It will not be a fairly easy task to manage that all, but she is a lot more than wanting to capture all of them!