Since the Dragon Ball Super manga excluded the use of Kaioken and SSJ altogether, it seems that Super Kaioken is not supposed to be canon in the manga series. Thus, it seems unlikely that this ...

For example, the anime introduced the Super Saiyan Blue Kaioken, a technique not present in the manga. This can offer a richer understanding of the DBS universe for anime watchers. Story Arcs ...

The manga instead would mostly allow Goku to power up by simply continuing to master the Super Saiyan Blue form and never had him access Kaioken while in that state.

The Manga. Well to put it simply, thinking outside of simply the story itself, Goku could never use Kaioken while in Super Saiyan Blue form in the manga itself.