The interactive quality of the Rosetta Stone Japanese Language course is another great thing about it. It can actually help sustain concentration and interest in learning Japanese since it allows for the user to stay engaged in the lessons. Listening to tapes or reading books might become boring after a while Rocket Japanese Review, which saps focus. Some exercises though can become repetitive, but that is actually a positive point since repetitions reinforce the learning process. It would not come as a surprise if a user is able to build a vocabulary without studying one vocabulary list, and without even realizing it.