Japan

Turn restriction (only_straight_on) 8507281 (at https://www.openstreetmap.org/?mlat=34.480144&mlon=135.588960&zoom=17) lacks 'via' node (guessing it should be at https://www.openstreetmap.org/?mlat=34.479075&mlon=135.587998&zoom=17, why don't you add it to the OSM data?)

Turn restriction (no_u_turn) 8260374 lacks 'from' way

Turn restriction (no_u_turn) 8260374 lacks 'to' way

Turn restriction (no_right_turn) 8260375 lacks 'from' way

Turn restriction (no_right_turn) 8260375 lacks 'to' way

Turn restriction (no_straight_on) 8260372 (at https://www.openstreetmap.org/?mlat=34.296822&mlon=135.471787&zoom=17) lacks 'to' way

Turn restriction (only_straight_on) 270594638 ) ways connect in more than one place

Turn restriction (no_right_turn) 7032102 (at https://www.openstreetmap.org/?mlat=34.086811&mlon=135.114008&zoom=17) lacks 'from' way