If I'm not mistaken "boku" and "Watashi" are supposed to be gender neutral with "ore" being the more masculine and "atashi" the more feminine and I thought that the gems use a combination of those varying from time to time :0?
Had to read the last five chapters to remember what was happening xD but things are looking great so far and now it's time to incinerate those bastards that used irumyuui for their own benefit