Challenge to escape! #112 Room with a mustache

[old biker]

Room with a mustache is a new Japanese point and click, room escape game by tomolasido. Search for clue's and items, use them ,solve puzzles and escape.

Good luck

http://www.tomolasido.net/dsts112/dsts112.html

Please use spoilers for hints and walkthroughs:
[spoiler=Title Here]Enter text here...[/spoiler]

Please do not post a video walkthrough for 7 days.

[Kzin]

38/38

[graywolf]

34, and still need 3 key pieces. Haven't solved wall cabinet, nor middle drawer....this is tough! Searching...
Just 'saw' the middle drawer clue correctly...now have 35 and need 2 more key pieces...
BF'd the wall cabinet, now just need to figure out the circle/square/heart....
Got it...have to backtrack if trying it a 2nd time....out /w 37/38.