Here is a snow amount ranking of the ski areas in Japan as of 5/5 (Fri) (TOP15) (*Last ranking this season). Now, only the ski areas which still have a lot of snow even in this winter with much less snow are ranked in.
1st Daisetsuzan Kurodake (Hokkaido) ○280cm
2nd Tengendai (Yamagata) △190cm
3rd Sapporo Kokusai (Hokkaido) ◎150cm
4th Niseko Gran Hirafu (Hokkaido) △130cm
5th Kagura (Niigata) ○120cm
6th Charman Hiuchi (Niigata) △100cm
7th Marunuma Kogen (Gunma) △70cm
8th Nozawa Onsen (Nagano) △55cm
9th Okutadami Maruyama (Niigata) ○50cm
9th Shiga Kogen (Nagano) △50cm
11th Hakuba Goryu & Hakuba47 △45cm, 12th Tsugaike Kogen △30cm, 13th Lotte Arai △27cm
*Except for local ski areas which have only one lift. (*Gassan 660cm, Nakayama-toge 60cm)
*”◎” … Over 80% open, “○” … Over 50% open, “△” … Under 50% o “×” … Not open