4K Normal by [ A v a l o n ] - Around 1,95 stars 7K Normal by Kuo Kyoka - Around 1,95 stars 4K Hard by Critical_Star - Around 2,9 ~ 3,1 stars 7K Hard by Kyousuke- - Around 2,9 ~ 3,1 stars 4K Insane by Starry- - Around 4 ~ 4,2 stars 7K Insane by Rumia- - Around 3,8 ~ 4 stars 4K Insane+ by snover - Around 4,7 ~ 4,9 stars 7K Insane+ by Kuo Kyoka - Around 4,6 ~ 4,9 stars 4K Extra by Fullerene- - Around 5,8 stars 7K Extra by iJinjin - Around 5,8 ~ 6 stars 7K Extra+ by Expew - Around 6,7 stars 7K Extra++ by iJinjin - Over than 7,5 stars