Only requires a runway of 7 tiles in the adjacent room, but an extra tile makes for an easier jump.

Entrance condition:

"comeInJumping": {
  "speedBooster": "yes",
  "minTiles": 7.4375
}

Requires:

"f_MaridiaTubeBroken",
"canCrossRoomJumpIntoWater",
"h_midAirShootUp"

Unlocks doors:

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