While falling out of the door, swing out to the left a couple tiles before moving back right, in order to make the camera scroll. Run, jump, fire a shot mid-air, and activate a well-timed mid-air shinespark to make it through the door.

Entrance condition:

"comeInShinecharging": {
  "length": 0,
  "openEnd": 1
}

Requires:

"canShinechargeMovementTricky",
"canHeroShot",
{"shinespark": {"frames": 26, "excessFrames": 0}}

Exit condition:

"leaveWithSpark": {}

Unlocks doors:

{"types": ["super"], "requires": []},
{"types": ["missiles", "powerbomb"], "requires": ["never"]}