foot of bed has a 3 "hole' book shelf (stolmen?) on top of lower drawers to cap foot of mattress / fill the extra space … it's only a couple of inches above the mattress top -- HEMMAFIX Barn- och ungdomssäng
Bed couch with draws, shared room, space saver. this could go in bedroom area. like the shelves idea, too. can add a light wooden dining table and a few comfy folding chairs to make cool dining area in bedrm space, if bed moves to living room area.
DIY IKEA Hacks for Kids' Rooms: GRUNDTAL magnetic knife rack repurposed as a wall storage for toy cars.Ikea magnetic knife rack for car storage. Keeps the favorites handy and off the floor (saving my bare feet in the dark).
With its adjustable shelves, the IKEA Mandal headboard is already fairly adaptable, but have you thought of using it in ways other than a headboard? These folks did; perhaps it will inspire you to look at the Mandal with new eyes of possibility.
Guest Room - stick a pin in the wall map to show where you've come from. The travel theme is continued with the stacked vintage suitcases at the foot of the bed. An old steamer trunk would work as well