The image on top shows the full power of the Canon machinery. With their new M50 and EOS-R cameras they made a +10% jump on the Japanese market. Sony had a small increase of 2% and is no getting closer to the second place.
I bet in 2019 those shares will change dramatically with new Canon Nikon and Sony mirrorless cameras being released one after another.
Below you can find the shares in the fixed lens camera market:
Source: Bcnaward.jp