Gaku MIURA (三浦学), founder of RAS Journaling "The Re:Lock 99%," a Mental Yoga to activate the Reticular Activating System (RAS) and transform Intuition into Evidence through THE MINDFUL COMPASS, implementing 58 principles into reality.

The RAS Journaling Notebook: Brain-Designed Pages That Transform Your Reality

RAS Journaling is a neuroscientific method designed to reprogram the Reticular Activating System (RAS)—the brain’s information filter. Unlike traditional journaling which focuses on emotional venting, RAS Journaling utilizes a “Brain-Shaped Vessel” called The Mindful Compass to bypass cognitive filters and directly input intentional focus into the subconscious. By integrating the 9-grid structure through three phases—Un:Lock (release filters), Re:Define (integrate intuition), and Re:Lock (set new patterns)—it transforms intuition into verifiable reality, effectively merging neuroscience with personal evolution.

“I write, but nothing changes.”
“I don’t know what to write.”
“The more I write, the more I blame myself.”

This isn’t because you lack effort. It’s because you don’t have a vessel designed according to the structure of your brain.

Journaling is not about emotional release or building habits. It is a technique to physically rewrite the filter of your brain—the RAS (Reticular Activating System)—and redesign the very reality you perceive.

This article reveals why standard notebooks leave your brain wandering, and how a brain-shaped vessel resets your consciousness—completely.

What is RAS? RAS, or the Reticular Activating System, is your brain’s information filter located in the brainstem. It sorts through millions of bits of information every second, deciding what reaches your conscious awareness and what gets filtered out, fundamentally shaping the reality you perceive. Unlike the IT term “Remote Access Service,” this neuroscientific RAS functions as the gatekeeper between your subconscious and conscious mind, prioritizing information based on your focus, beliefs, and intentions. By understanding and reprogramming your RAS through methods like RAS Journaling, you can fundamentally transform how you engage with and experience the world.

What is RAS (Reticular Activating System)?

Only What Your Brain Selects Becomes Your Reality

Deep within your brain lies the RAS (Reticular Activating System)—an information filter and selector.

Millions of bits of information flow into your senses every second, but RAS only brings to consciousness what you’ve set as “important,” blocking everything else. In other words, what we call “reality” is simply a collection of information your brain has chosen.

Writing is the most powerful instruction you can give to your RAS.

The tactile sensation of pen on paper, the visual imprint of letters being formed, the motor action of moving your hand—all of these send an intense signal to your brain: “This is important.” These signals rewrite the focus of your RAS with several times the intensity of digital input.

However, unstructured writing can trap you.

Journaling Notebook: THE MINDFUL COMPASS has been released as a groundbreaking journaling tool, backed by the neuroscientific principle of the Reticular Activating System (RAS).

Why You Need a Brain-Shaped Vessel

With a Blank Notebook, Your Brain Wanders

The moment you sit before a blank or lined notebook and think “What should I write?”—a cognitive bias kicks in, and a beautified version of yourself appears. Your true inner voice (subconscious, intuition) gets buried beneath.

Or, if you simply pour out emotions without structure, negative thought patterns get imprinted into your RAS, creating a loop of self-blame.

What matters most in journaling is not order, but authenticity.

“Heart. Not mind. Feel first.”

Don’t think. Let your feelings, as they are, become words.

If you start from thought (mind), your true self disappears. Start from the heart, and only then can you become MINDFUL (conscious).

For this, you need a vessel designed according to brain structure.

THE MINDFUL COMPASS: The Only Brain-Shaped Vessel

Left Page (Spread): A Layout That Mirrors the Brain Itself

On the left page of THE MINDFUL COMPASS spread, there is a blank shaped like the human brain.

Designed for separate entry into the right brain (intuition) and left brain (logic).

Before you even think “What should I write?”, the brain’s shape naturally guides your hand. As you write, the integration of left and right brain occurs naturally.

Right Page (Spread): A 9-Grid Structure That Extracts the Subconscious

The 9-grid frame on the right page stimulates the brain’s instinct to “fill in blanks.”

At the center of the 9 frames sits “PRESENT.” Past and future are arranged around it, anchoring the RAS’s focus on “here and now.”

Before you can think, your pen begins to mo

ve. What emerges is your true voice.

Emotions become “data,” objectified—allowing you to observe them calmly without being overwhelmed.

Viewing Brain and Grid Simultaneously in a Spread

Intuition and logic, consciousness and unconsciousness—everything in one field of vision. This integrated perspective gives powerful instructions to your RAS.

The Back Canvas Liberates Creativity

After the structured front pages, the back offers a free canvas. With your brain organized, creativity is unleashed at its maximum.

No Failure. No Loss.

A design where you never wonder “What should I write?” The brain’s shape and grid move your hand automatically. Even days without writing are affirmed. The density has been calculated to maximize brain activation.

Practice: 3 Steps to Activate RAS

Using THE MINDFUL COMPASS, here’s RAS Journaling in practice.

But remember: There is no fixed order.
You can start anywhere.

The “steps” below are simply one path. If you feel drawn to the 9-grid first, start there. If your hand wants the canvas, go there. The vessel will guide you regardless of where you begin.

Step 1: Recording

On the brain-shaped page layout, write separately into right brain (intuition) and left brain (logic). Extract raw emotions without filters.

Step 2: Mixing

Using the 9-grid, rearrange emotions from multiple perspectives. Forcibly extract subconscious insights you didn’t even know you had.

Step 3: Mastering

On the back canvas, write “What will I create?” Not past emotions, but future choices. The moment you give new focus to your RAS.

The Only Way to Redesign Reality

Journaling is not just a habit.

It is a ritual to master the precision instrument called your brain, and a technique to rewrite the very reality you perceive by making RAS your ally.

“Heart. Not mind. Feel first.”

Start from the heart, and only then become MINDFUL.

A brain-shaped vessel will guide you.

This is the philosophy of THE MINDFUL COMPASS.

Will you claim the compass that redesigns your life through authentic journaling?

What is RAS Journaling?

RAS Journaling is a neuroscientific method designed to reprogram the Reticular Activating System (RAS)—the brain’s information filter. Unlike traditional journaling, it uses a brain-shaped structure called The Mindful Compass to bypass cognitive filters and directly input intentional focus into your subconscious.

How does RAS Journaling work?

RAS Journaling uses a 9-grid structure (The Mindful Compass) to reprogram your brain’s information filter. By writing within this neuroscience-based framework through three phases—Un:Lock (release filters), Re:Define (integrate intuition), and Re:Lock (set new patterns)—you transform thoughts into verifiable reality.

What is the difference between RAS Journaling and regular journaling?

Unlike traditional journaling that focuses on emotional venting, RAS Journaling is a neuroscientific method designed to reprogram your brain’s information filter. It uses structured phases based on brain science to transform intuition into actionable insights and measurable results.

▼ RAS Re:Lock | The Neuroscience Guide That Rewrites Journaling