Stage 3 is more challenging than 4...Stage 1-2 : sm26976901 Stage 5-6 : sm26984795
http://www.nicovideo.jp/watch/sm26977181
![東方紺珠伝 早苗 Stage 3-4 [完全無欠モード][Normal]](https://nicovideo.cdn.nimg.jp/thumbnails/26977181/26977181)