For him, I think the tension is about right (stands well on his own etc.), but to take off the head and secure the strings, and put the back on again, heavy pulling was necessary.
I guess it is just me; I have some issues with my hands/wrists and pulling against tension is painful for me and I cannot hold on long. I see the advantages of the stringing, and still pine for a light tan resinsoul Mei a bit ^^" but overall, for myself I think the large Obitsus are just the things

(Easily assembled and taken apart)