Books like Ranma 1/2, Vol. 29
Rumiko Takahashi
Ranma 1/2, Vol. 29 is 192 pages, about 3 hours 31 minutes at 250 words a minute.
11 books to read next
How long each takes
Naruto 33 3.5 h 
Naruto 05 3.4 h 
My Hero Academia, Vol. 1 3.5 h 
Vampire Knight 3.7 h 
ススプラトゥーン 1 2.6 h 
ワンパンマン 12 3.8 h 
Chobits, Vol. 1 3.3 h 
黒執事 I 3.5 h 
GTO 28 min 
The Manga Guide to Calculus 4.4 h 
Ajin 3.9 h Bar height shows length. Estimated at 250 words a minute.