The Advanced Jutsu Facility became available in the 1.1.11 version update of the iOS version and in the 1.1.4 version update of the Android version. In the Android version, this building can be rebuilt at a cost of five Ninja Spirits of any kind.
The highest rank a skill could be upgraded is up to rank 9 but there are some skills that have a maximum rank of 5 or something.
|Fire Village (web)|| Mission Room • Academy (Advanced Academy) • Shop (Friendship Shop • |
|Shinobi Village (mobile)||Kage Room • Clan • Home • Pets Shop • Arena • Daily Bonus • Shop • Blacksmith • Collectable • Mission • Academy • Hunting House • Advanced Jutsu Facility|