Seiju Umon who had played Kouji / Mammoth Ranger in Kyoryu Sentai Kiramager is going to make guest appearance in Mashin Sentai Kiramager Episode 6 as Sayo's Teacher. Sayo had lost her memory and turned into 5 year old of herself. Her Teacher might help her in getting back her memory.
Many Power Rangers fans might know her well. Rita Repsula in Power Rangers and Bandora in Zyuranger. In the article which I published earlier this afternoon, we came to know that Super Sentai Saikyo Battle!! is somehow related to the revival of Zyuranger's Last Boss Dai Satan.
The Blu-ray Release for Super Sentai Saikyo Battle!! had included the description of whole story and it reveals the Last Boss of this.