Enter the Bottom-Left Namihe by Kagoing inside of it. Wait for a second hit to gain I-Frames and then very quickly walljump up the spikes and across to the right side wall.

Requires:

{
  "notable": "HiJumpless Nahime Morph Kago"
}
"canSuitlessLavaDive"
"canInsaneWalljump"
"canInsaneJump"
"canIframeSpikeJump"
"canStaggeredWalljump"
"canFastWalljumpClimb"
"canUseEnemies"
"canKago"
{
  "heatFrames": 510
}
{
  "lavaFrames": 480
}
{
  "enemyDamage": {
    "enemy": "Namihe",
    "type": "kago",
    "hits": 2
  }
}