Theoretical TWWHD route

Route same until Gale (wind is NW) (rupees ~200)
Superswim (NOT WARP) to Outset
    - get rupees (rupees ~500)
    - get savage shard
    - save warp
Superswim to Tingle Island
    - decipher Islet of Steel chart (rupees ~100)
    - item slide void out back to Outset
Sail to Diamond Steppe
    -get Ghost Ship Chart
Sail to Ghost ship (at Diamond Steppe)
    -get Ghost ship shard and rupees (rupees ~400)
Sail to Needle Rock
    -sink Golden Ship for triforce chart
Warp to Greatfish
    -fish up Triforce shard
Warp to Tingle
    -decipher Golden ship chart (rupees ~0)
Warp to Windfall
Superswim to Bird's Peak Rock
    -get Triforce chart
    -no save warp
    -set South
Sail to Cliff Plateau
    -fish up shard
	-set wind N (whatever is ideal for sailing to Tingle)
Warp to Windfall
Superswim to Private Oasis
    -Cabana deed skip
    -get rupees inside
    -get shard
    -save warp
Warp to Windfall
Superswim to Overlook
    -get pillar rupees
    -get rupees at chest
    -get triforce shard
    -save warp
Warp to Tingle Island
    -decipher Bird's Peak Rock chart
Warp to Windfall
Superswim to Stonewatcher
    -get shard
    -save warp
    -fish up shard nearby
Warp to Tower of the Gods
End Game