During his time at the Academy, Sokai proved to be talent with his elemental nature, the Earth Release and was also skilled in the use of other basic ninjutsus for the graduation of a shinobi. By becoming genin, Sokai decided to specialize in the domination of his elemental nature. Two years after beginning his training with Onwa Hikaeme he discovered that also had the fire nature and combining fire and earth he could create lava, as well as renowned shinobi as Rōshi, Mei Terumī and Dodai. However the lava generated by Sokai's kekkei genkai can take different forms from molten rock, assuming the same form as Rōshi's lava, but he is also able to create techniques using more crude forms of lava and his signature, the magma.