These are what we call the 'YMMV items.' Things that some people find in this work. We call them 'your mileage might vary' because not everyone sees these things in the same way. This starts discussions in the trope lists, a thing we don't want. Please use the discussion page if you'd like to discuss any of these items.
YMMV: Gurumin A Monstrous Adventure
Most Annoying Sound: Parin's 'boing' sound clip when she jumps, if you are trying to obtain the Crown, will be drilled into your skull.
That One Sidequest: Climbing the monkey bars in Pimento Park to get the Crown, patiently waiting for 999 rocks to smash agaisnt Spinach Caves' walls to get the Samurai Helm, or even some of the Platinum medals which are VERY well hidden...
Unfortunate Implications: At the start of the game, when you are getting aquainted with Tiese's townsfolk, drill parts dealer Cylinder will offer Parin free parts in exchange for a date... Parin, visibly offended, refuses. Later, if you change costumes, you can partake in a sidequest where it's implied that Cylinder was watching you while changing.
To the guy's defense, when Parin was not there he had (and still has) the hots for Fan, the bakery girl, who is of a more adequate age. So, he aims for what's available...