When I stayed in Otaru in February 2014 I kept looking over at the slopes of what I found out was Tenguyama. so decided to check it out on my return visit to Otaru this season. It was snowing on the day I went but the snowfall was accompanied by strong, blustery winds, which stopped the lower lifts from operating. This meant that only the ropeway and the single top lift were running, the latter being the only lift available
It's literally on the edge of town and offers great views back over the city and ocean. It has some decent pitch too. Probably some of the steeper "courses" I've seen in Hokkiado.
But alas not that long with only around 450m vertical. In fact I think true "beginners" would struggle on the green run accessed by the rope way - but the area at the top accessed by chair is a perfect pitch but might get a bit