Yes, baloon, fonts-noto-cjk indeed takes Japanese into account. The problem is that Lubuntu still tries to seed fonts-droid (which is no longer in the Xenial archive) but should seed fonts-noto-cjk instead.
Yes, baloon, fonts-noto-cjk indeed takes Japanese into account. The problem is that Lubuntu still tries to seed fonts-droid (which is no longer in the Xenial archive) but should seed fonts-noto-cjk instead.