The following is a list of panic items, battle items and required game items for Clock Tower 3. Keep in mind that this may not be a complete list, as it's completely possible I missed a healing item or arrow somewhere. However, all the required items to finish the game are there.

Intro (Alyssa’s House)

Lavender Water / Alyssa’s Room
Sacred Bottle / Fireplace Tunnel

Chapter One (Sledgehammer Stage)

Engagement Ring / Phone Booth, Street
Sigil Stone / Engagement Ring Ghost
Gold Fountain Pen / Waterfront, Cafe Area
Invisibility Band / Fountain Pen Ghost
Lavender Water / Waterfront, Tailor Area
Lavender Water / Tailor Shop, Lobby Desk
Red Drawer Key / Tailor Shop, Bedroom Desk
May’s Room Key / Tailor Shop Work Area, Red Drawer
Invitation / Tailor Shop, May’s Room
Safe Code / Music Hall Stage Elevator, Dead Man
Master Key / Music Hall, Lobby Safe
Matches / Music Hall Storage Room, Coat Pocket
Lavender Water / Music Hall, Second Floor Niche
Pliers / Music Hall, Plank Area Above Stage
Repellant Arrow / Tailor Shop, Wire Door Room, Chair
Pocket Watch / Tailor Shop, Wire Room Fireplace, Box
Clover Of Love / Sledgehammer

Intermission A (Alyssa’s House)

Dick’s Room Key / Dennis
Winding Keys / Dick’s Room, Portrait

Chapter Two (Corroder Stage)

Lavender Water / Fountain Yard, Near Fence
Teddy Bear / Street, Trashcan
Sigil Stone / Teddy Bear Ghost
Kitchen Key / Dining Room
Half Heart Pendant / Dining Room
Invisibility Band / Heart Pendant Ghost
Dick’s Desk Key / Fountain Yard, Ground

Intermission B (Alyssa’s House)

Strange Mask / Dick’s Desk
Repellant Arrow / Dick’s Office, Mask Room
Film / Dick’s Office, Mask Room, Box

Chapter Two (Corroder Stage, Continued)

Hidden Switch Photo / Photographer Corpse, Ghost
Invisibility Band / Albert’s Workshop
Toolbox Key / Albert’s Workshop, Store Room
Hexagonal Wrench / House, Second Floor, Toolbox
Daughter’s Letter / Sewer Area
Lavender Water / Sewer Area
Binding Arrow / Daughter’s Letter Ghost
Shawl / Dam Tunnel
Repellant Arrow / Dam Area Escape Hall
Clover Of Courage / Corroder

Chapter Three (Chopper Stage)

Lavender Water / Intro Cavern
Worker’s Key / Fish Tank Room
Sigil Stone / B3 Elevator Area
Crowbar / B2 Elevator Area
Invisibility Band / B1 Elevator Area
Rubber Gloves / B1 Elevator Area
Spectacles / Hatchway Area, Rock
Card Key / Spectacle Ghost
Repellant Arrow / Card Key Room

Sub Level A (Mausoleum)

Lavender Water / Rooder Area
Lavender Water / East Portal, Chopper Shed
Compass Of Shadows / East Portal, Lion Statue Puzzle, Pedestal
Earth Rooder Stone / West Portal, Air Rooder Chamber
Repellant Arrow / West Portal, Earth Rooder Chamber Hall
Sea Rooder Stone / West Portal, Earth Rooder Chamber
Repellant Arrow / West Portal, Sea Rooder Chamber Hall
Sky Rooder Stone / West Portal, Sea Rooder Chamber
Compass Of Light / West Portal, Rooder Stone Puzzle
Binding Arrow / Compass Portal
Old Rooder Arrow / Compass Portal
Clover Of Hope / Chopper

Chapter Four (Scissor Duo Stage)

Photo Of Mother / Intro Hospital Room, Stand
Lavender Water / Hospital Lobby, Couch
Invisibility Band / Mother Photo Ghost, Crutch Man
Labeled Key A / Hospital Lobby Desk
Looking Glass / Second Floor, Patient Room
Release Form / Mirrored Area, Second Floor Patient Room
Lavender Water / Mirrored Area, Second Floor, Cabinet
Photo Of Child / Mirrored Area, First Floor Patient Room
Labeled Key C / Mirrored Area Bathroom
Repellant Arrow / Child Photo Ghost, Nurse
Labeled Key B / Second Floor, Cabinet
Sigil Stone / Release Form Ghost, Prisoner

Chapter Five (Clock Tower Castle)

Lavender Water / Clock Tower Gate
Repellant Arrow / Clock Tower Lobby
Repellant Arrow / Clock Tower Lobby
Binding Arrow / Clock Tower Lobby, Behind Staircase
Charred Skull / Kitchen, Inside Oven
N Crest / Library, Behind Bookshelves
Lavender Water / Library, Table
A Crest / Kitchen, Fireplace
Repellant Arrow / Charred Skull Ghost
D Crest / Burroughs’ Portrait Room
Invisibility Band / Dungeon Area

Chapter Six (Final Stage, Burroughs Battle)

Binding Arrow / Top Of Tower, Gear Area
Repellant Arrow / Top Of Tower, Ledge Area
Final Clover / Dennis
Rooder Sword / Broken Statue Of Mother