This guide is for the curios in the dungeon addon mod Sunward Isles
Link here:
https://steamproxy.net/sharedfiles/filedetails/?id=1689234891&searchtext=sunward

Ho-oh:
100% - Party heals 25% max HP and heals 25 stress

Hakutaku:
50% - Receive quirk "Hakutaku's Splendor"
50% - Receive quirk "Hakutaku's Wisdom"
Torch - Stress +100

Kuchisake Onna:
80% - Stress +25%
20% - Nothing
Major Omamori - Receive quirk "Kuchisake's Truculence"

Old Shrine:
33.34% - Loot (Treasure + Trinket)
33.33% - Receive Quirk "Descecrator"
33.33% - Nothing
Holy Water - Crit +5% lasts (Party, Until Camp)
Minor Omamori - Random upgraded Omamori

Forgotten Incense:
60% - Stress +15
20% - Receive Quirk "Descecrator"
20% - Random Disease
Torch - Stress Heal Received +50% (Party, Until Camp)

Yanagi Baba:
66.66% - Torch -50
33.34% - Loot (Treasure + Heirlooms)
Shovel - Stress +50
Antivenom - PROT +25% (Until Camp)
Minor Omamori - Stress Received +20% (Until Camp)

Run-down Shack:
40% - Loot (supplies)
20% - Scouting
20% - Receive Quirk "Fear of Yokai"
20% - Nothing
Minor Omamori - Purge negative quirk
Laudanum - Gain random negative quirk

Lost Cargo:
50% - Loot (Random)
50% - Nothing
Skeleton Key - Loot (Treasure, small amount)

Unremembered Scriptures:
33.34% - Nothing
33.33% - Party Stress +10
33.33% - Purge Negative Quirk
Laudanum - Party Heals 10 Stress
Minor Omamori - Random upgraded Omamori
Torch - +25 Stress

Barrel of Blades:
25% - Bleed 2 for 4 rounds
20% - Nothing
16% - Tetanus Disease
15% - Receive Quirk "Yokai Slayer"
15% - Receive Quirk "Cursed Blade"
8% - Random Disease
1% - Loot (Ancestral Trinket)
Bandages -
70% - Armor Piercing +15% (until camp)
30% - Recieve Quirk "Blade Master"

Old Shrine Bell:
70% - Heal 15 Stress
15% - Purge Positive Quirk
15% - Nothing
Minor Omamori - Random upgraded Omamori
Shovel - Purge Positive Quirk

Abandoned Palaquin:
50% - Loot (Heirloom + Treasure)
30% - Nothing
20% - Stress +25
Skeleton Key - Loot (Treasure)

Esoteric Go Table:
67% - Receive quirk "Restless Conscience"
33% - Receive Quirk "Sunward Tactician"
Laudanum - Receive Quirk "Sunward Tactician"

Disheveled Tree:
100% - Fight Jubokko miniboss

======
TRAPS
======
Waniguchi
(Looks like Old Shrine Bell)
ACC -10~20 (Depends on difficulty)
Stress +10
Bleed 2 for 3 rounds (Depends on difficulty

Tsuchigumo
(Looks like a Samurai)
Triggers miniboss Tsuchigumo


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If I missed anything, or there is an inaccuracy let me know either in the comments and I will fix it.

https://docs.google.com/spreadsheets/d/1bn37Spts5z0_gtHg2dQ19CmHkhaWFx4ASUPALTL9wvc/edit?pli=1#gid=873523133

All information within this guide comes from this spreadsheet.

Got tired of trying to find it whenever I got back into this game after a taking a long break, so I made it into a guide. Now it's more accessible.