Samurai Mindfulness - ZenBlade
Stress Relief Journal
Only for iPhone
Free · In‑App Purchases · Designed for iPhone. Not verified for macOS.
iPhone
I used to be the kind of person who would replay a single comment in my head all day long.
Someone says something in the morning -- maybe they didn't mean anything by it -- but I'd carry that weight until midnight. Replaying it over and over, ruining my entire day. I knew I was overthinking, but the feeling just wouldn't go away.
Then I discovered a simple technique: write down what's bothering you on paper, and tear it up.
I tried it -- and for the first time, the weight just lifted. The thing I'd been dragging around all day was suddenly gone. That's when I decided to turn this experience into an app.
BACKED BY SCIENCE
A 2024 study by Nagoya University (published in Scientific Reports) proved that writing down feelings of anger and physically discarding the paper -- by throwing it away or shredding it -- nearly eliminated the anger entirely. Research from Ohio State University also confirmed that physically discarding written negative thoughts significantly reduces their psychological impact.
ZenBlade is built on this scientifically proven method.
WHY A JAPANESE SWORD?
In Japanese tradition, the katana is more than a weapon. For centuries, swords have been used in sacred rituals to ward off evil spirits and cut through misfortune. Shrine swords, purification ceremonies -- the katana has always carried the spiritual meaning of "severing what is harmful."
There's no better symbol for cutting away the noise in your mind.
TWO POWERFUL MODES
PURIFY MODE -- Meikyou Shisui
Stop carrying what's bothering you. Write it down, tag it with an emotion, and slash it away with your chosen katana. Watch your worries shatter with stunning visual effects and immersive sound -- the stress you've been dragging around all day, gone in one cut. Choose from 12 emotions: Sloth, Anxiety, Fear, Wrath, Gloom, Conflict, Envy, Lingering Feelings, Inferiority, Obsession, Regret, and Impatience.
SWITCH MODE -- Shinki Itten
Train your reflexes like a samurai. Targets appear on screen -- slash them as fast as you can. A dynamic meditation that sharpens focus and clears your mind through action.
9 LEGENDARY KATANAS
Each sword has unique visuals and slash effects inspired by real Japanese legendary blades:
- Kiyomitsu -- Pure White Flash (Free)
- Masamune -- Supreme Blue Edge
- Muramasa -- Cursed Purple Aura
- Raikiri -- Thunder Strike
- Mikazuki Munechika -- Elegant Gold Crescent
- Dojigiri Yasutsuna -- Demon Slayer Red
- Shokudaikiri Mitsutada -- Flame Blade
- Tsurumaru Kuninaga -- Gale Wind White
- Juzumaru Tsunetsugu -- Frozen Spirit Blade
KEY FEATURES
- 12 emotion tags to categorize and slash your worries
- Rock Slash Mode -- enter mushin (no-mind) and cut through sacred stone
- 9 beautiful Japanese-style backgrounds with ambient sounds (rain, birdsong, wind)
- Adjustable training duration (1 min to unlimited)
- All data stored locally on your device -- complete privacy protection
ZENBLADE PRO (Premium)
The free version includes core features. Upgrade to PRO with a single purchase to unlock everything -- forever. No subscriptions, no recurring charges.
- All 9 legendary katanas
- All 12 emotion tags
- All 9 backgrounds and BGM
- Rock Slash Mode
- Extended training durations (3 min, 5 min, unlimited)
PURCHASE INFORMATION
ZenBlade PRO is a one-time in-app purchase. Buy once and enjoy all features permanently. This is NOT a subscription -- there are no recurring charges.
- Payment will be charged to your Apple ID account at confirmation of purchase.
- Use "Restore Purchases" to recover your purchase on a new device.
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
Changed the app name.
Minor adjustments and performance improvements.
The developer, yuki okada, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
- Location
- Identifiers
- Usage Data
- Diagnostics
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- yuki okada
- Size
- 53.1 MB
- Category
- Health & Fitness
- Compatibility
Requires iOS 13.0 or later.
- iPhone
Requires iOS 13.0 or later. - iPod touch
Requires iOS 13.0 or later. - Mac
Requires macOS 11.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
- English
- Age Rating
13+
- 13+
- Frequent
Guns or Other Weapons
- In-App Purchases
Yes
- ZenBlade PRO $4.99
- Copyright
- © 2026 YuKiO
