Talk:Mochi's Manor/@comment-32987097-20180710212404/@comment-444327-20180710215352

"*Trading with Mochi Miles at least once
 * Unlock The Indigo Quarry Slime Gate
 * Purchase The Grotto
 * Read Mochi's partnership StarMail once"

The teleporter to the Manor is located in the Grotto. Hope this answers your question.