Ichigo: tomorrow and tomorrow and tomorrow

1. Title:
"The Child and the Tower"

2. Game Concept:
"Ichigo" is a puzzle-platformer adventure game in which the player takes on the role of a young boy named Ichigo, who has been banished to a mysterious castle filled with intricate puzzles, ominous creatures, and a fellow captive – a young girl whom Ichigo must rescue.

3. Game Setting:
"Ichigo" is set within a vast, lonely castle surrounded by water and distant mountains. The castle is a labyrinthine collection of rooms, bridges, towers, and underground caverns. The ambiance is ethereal and dreamlike, filled with silent echoes and subtle, environmental storytelling elements.

4. Gameplay and Mechanics:
"Ichigo" offers a unique blend of platforming, puzzle-solving, and adventure mechanics. Ichigo must navigate through the castle's complex architecture, use objects in the environment to solve puzzles, and evade or confront the castle's shadowy inhabitants. The player can jump, climb, interact with objects, call or lead the girl, and wield a stick as a rudimentary weapon.

5. Art and Visual Style:
"Ichigo" adopts a minimalist yet intricately detailed art style. The vast landscapes are breathtaking, and the atmosphere of the castle instills a sense of isolation and mystery. The design of the characters, the castle, and the enemies is key in creating the unique atmosphere.

6. Sound and Music:
Sound design and music in "Ichigo" are critical in creating an immersive atmosphere. The game utilizes ambient noise, subtle musical cues, and strategic silence to create a sense of isolation, mystery, and foreboding within the castle's walls.

7. Control Scheme:
The control scheme for "Ichigo" on PlayStation 5 is intuitive and streamlined. The joystick is used for character movement. The X button is used for jumping and interacting with objects. The Square button is used for combat. The Circle button is used to call or interact with the girl. The R2 button is used to hold hands with the girl or grab onto ledges and objects.

8. Character Progression:
Character progression in "Ichigo" is primarily narrative-driven and tied to the evolving relationship between Ichigo and the girl. As they navigate through the castle, their bond deepens, affecting their interactions and abilities to solve puzzles.

9. Target Audience:
"Ichigo" is aimed at players who enjoy atmospheric, story-driven games with a focus on environmental storytelling, exploration, and puzzle-solving. Its minimalistic yet intricate design can appeal to both casual players and those who appreciate deeply immersive experiences.