Le Secret de Ji is a 4-book series with 4 primary works first released in 1996 with contributions by Pierre Grimbert and Sonja Finck.
1996 • 4 Readers • 399 pages • 3.5
1996 • 1 Reader • 4
1996 • 1 Reader • 350 pages • 3
1997 • 1 Reader • 384 pages • 3
1997 • 1 Reader • 464 pages • 3