Board Thread:Naruto Discussions/@comment-26993711-20160707202551/@comment-5311048-20160723193731

A Kamui user can phase through Susanoo, he might be able to even appear inside depending on what Susanoo we are talking about.

If we are going with Complete Susanoo, that is waist and no leg, then the user can appear inside as if the Susanoo user allowed him, giving him the chance to strike. Anything else from that, a full body Susanoo would be hard, due to it having leg or being a full body complete armor tailed beast powerful Susanoo