人間の目は高性能なので、そこをごまかす事は不可能だと思うので、不自然じゃないようにするのは難しいと思う。不自然なのは諦めて、世界観という意味で違和感を感じないレベルをどこにするかが今後の課題。
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It is likely to progress towards mixing 3D and 2D well somehow and aiming at coexistence.
I think that it is difficult to make it not unnatural since it thinks that it is impossible to deceive that since man's eyes are highly efficient.
As for unnatural one, it is a future subject where the level which gives up and does not feel sense of incongruity in a meaning called a view of the world is carried out.
