IKIRU Survival Manual

Otoma Labs

In-app purchases

About this app

📖 Offline disaster and survival knowledge guide, usable even without a signal

"What if your phone has no signal during a disaster?" IKIRU is designed to prepare you for exactly that situation. From the moment you download it, the app's knowledge and tools remain available without cellular service or even in airplane mode (connecting to Google Play is only needed to confirm a purchase of additional content).

■ Who it's for
・Those who want to know in advance what to do during earthquakes, typhoons, floods and other disasters
・Those who go hiking, camping, car camping or visit places without cellular service
・Those who want to quickly check first-aid and cardiopulmonary resuscitation (CPR) procedures when needed
・Those who want to keep family contacts and important notes on hand without relying on communications
・Those who want to share disaster-preparedness information with family or coworkers whose first language is not Japanese

■ Main Features

📚 Comprehensive survival knowledge guide
Natural disasters, first aid and medical care, securing lifelines, evacuation and rebuilding daily life, special environments (mountains, sea, cities), securing communication methods, psychological coping, and advance preparation — 8 categories, 41 topics and 227 procedures. The guide is structured so you can quickly see "what to do right now" for each situation.

🚨 Critical emergency procedures clearly identified
Life-threatening emergency procedures are marked "CRITICAL," so even in a panic you can immediately see what to do first.

🧭 Complete set of field tools (all work offline)
・GPS: Uses satellites only to obtain your current location, sunrise/sunset and moon phase (no communication required)
・Electronic compass: Magnetic-sensor compass
・Offline navigation: Save locations and return to your destination using direction and distance information linked to the compass
・Altimeter / Barometer: Displays altitude and barometric pressure trends from the pressure sensor
・Timer / Stopwatch / CPR Pace Guide / Emergency Whistle
・Medication Reminder / Medication Log
・Stockpile List Manager
・Notes / Emergency Contacts: Supports text, handwritten and photo notes, with the option to save them to any folder

🌐 Supports 8 languages
日本語・English・中文・한국어・Español・Português・Français・Deutsch. Suitable for people living abroad and families or workplaces that need multilingual disaster-preparedness information.

🔒 No communication or data collection of our own
The app itself never communicates with advertisers or external servers. The only communication that occurs is Google Play confirming a purchase of additional content. Notes, contacts and other data you enter are stored only on your device.

■ Price
Core features and critical first-response/first-aid content are free. Advanced content such as mountain and sea survival, car-sleeping evacuation, and identifying edible plants, plus several field tools, can be unlocked with a one-time purchase. No subscription.

When disaster strikes, you cannot count on cellular service or Wi-Fi. Downloading IKIRU now can help you be prepared when you need it most.

What’s new

IKIRU is now free to download, with some content available as an in-app purchase. Critical first-response and first-aid content is included for free. Advanced content like mountain and sea survival, car-sleeping evacuation, and identifying edible plants, plus several field tools, can be unlocked separately with a one-time purchase. Includes stability improvements.