You can go down to the ground from the east exit and sit on the stone part surrounding the trees near the rotary.
It seems a bit uncomfortable because it's uneven though…
Introducing the rest area "Iwakuni Station | East Exit Rotary Near | Rest Spot" at 16 min walk from iwakuni Station.
Introducing the rest area "Iwakuni Station | East Exit Rotary Near | Rest Spot" at 16 min walk from iwakuni Station.