Idea for Classes and Training Area

 Chakra T.A. 

1ud: Ichiraku Ramen (Ramen Shop) (Naruto)

100ud: Toneri’s Moon (Moon of Tenseigan) (Naruto)

1dud: Yasohachi Bridge (Silent Bridge) (Jujutsu Kaisen)

100dud: Konoha Training Area (Wood Training Area) (Naruto)

Durability T.A.

1ud - Dauper (Small House) (AOT)

100ud - Alvarez empire (Big Castle) (Fairy Tail)

1dud - Aiai (Heart Island) (HxH)

100dud - Gamabunta (Big Frog) (Naruto)

Strength T.A.

1ud - Gan fall's house (Old Knight House) (One Piece)

100ud - Butterfly Mansion (Cute Mansion) (Demon Slayer)

1dud - Tsuzumi Mansion (Demon Cat Mansion) (Demon Slayer)

100dud - Hokage Rock (Leader Stone) (Naruto)

=

 Ranks 

Hollow 24th (Bleach)

1ud strength

1ud chakra

1ud durability

Titan 25th (AOT)

100ud strength

100ud chakra

100ud durability

Hunter 26th (HxH)

1duod strength

1duod chakra

1duod durability

Uchiha 27th (Naruto)

100duod strength

100duod chakra

100duod durability

White Saiyan 28th (Dragon Ball)

1tdc strength

1tdc chakra

1tdc durability