Phones for Disasters | Preparing Power and Contact Methods

During earthquakes, blackouts, and typhoons, your phone battery and connection become a vital lifeline for information. Calls may also be crowded and hard to connect, so you need several contact methods prepared in advance. This guide concretely covers settings to save battery, backup charging methods, how to use disaster message boards, and meeting points to agree on with family.

￥13,780

Phones While Cycling and Driving | Preparing to Cut Multitasking

A moment's glance away while cycling or driving can lead to serious danger, and even reacting to a notification sound pulls your attention away. Setting your route before leaving, silencing notifications, and deciding where the phone goes builds the habit of not looking even at a red light and reduces the urge to touch it. This book offers pre-drive checklists and ways of thinking about when to rely on passengers and voice features, for trips such as commuting and shopping.

￥13,850

Tidying Your Home Screen | Layouts That Reduce Overuse

How your apps are arranged can change, quite surprisingly, how often you open them without thinking. This book shares layout ideas, like moving tempting apps deeper and gathering everyday tools on one screen. A muted color display can be tried too, and the ideas are kept general so they work on any model.

￥14,130

Small Habits for Dry Eyes | Blinking and Eye Moisture

Focusing on a screen reduces blinking, which can make the surface of your eyes feel dry and gritty. Easy things to try, even in a dim room at night, include blinking on purpose, redirecting air conditioning, and adding humidity. This book covers environments that keep eyes comfortable and ways to care for them during breaks, arranged around daily situations such as work, commuting, and bedtime.

￥14,130

Noticing the Reflex to Grab Your Phone | Pickup Habit Review

Almost everyone has had the experience of finding themselves holding their phone for no particular reason. This book has you record what triggers the reflex and explore feelings behind it, such as boredom or worry. With the included counting chart, you can see in numbers how your pickups gradually drop.

￥14,130

Facing the Fear of Missing Out | Living With FOMO

Wanting not to lag behind what everyone is talking about, you may check your screen again and again. Knowing that many people feel this way, we begin by sorting out when the urge to check appears. After practicing narrowing information, a notes section lets you record how much calmer you feel.

￥14,200

Phone Use While Traveling | Preparation for a Worry-Free Trip

When traveling, you suddenly rely on your phone for maps, photos, payments, translation and more. Before departure, check your battery plan, photo backups and how to contact people if the phone is lost. It also shows how to use the phone in moderation so you do not miss the scenery or the people you meet.

￥14,550

No Phone While Driving | Pre-Drive Promise Book

Holding a phone or staring at its screen while driving is prohibited by law and is a cause of serious accidents. Even a few seconds of looking away lets a car travel much farther than expected, leaving no time to brake. This guide organizes, from before departure to after parking, the driving mode settings, navigation entry, and tips for asking passengers to help.

￥14,690

Phone Rules for Parents and Kids | A Family Guide Starting With Talk

Rules agreed through conversation between parent and child are kept better than one-sided bans on a child's phone use. Go over time, place, in-app purchases and photo sharing together, adjusted to the child's age. Reviewing your own phone habits as a parent is also the best example you can set for your children.

￥14,830

Facing Shoulder Tension | Easing the Shoulders During Phone Time

Many people tense their shoulders while looking at a screen and find them raised without noticing, and the base of the neck can tighten too. Quick adjustments, such as exhaling to drop the shoulders and supporting the elbows close to the body, start with noticing the habit of freezing with hunched shoulders. This book presents light shoulder blade movements and one-minute habits that fit between work tasks, all doable while seated.

￥15,040

Spending and Subscriptions | Stop Unnoticed Costs

Subscriptions that automatically switch from a free trial to paid are easy to forget to cancel, and payments can run for months. Small in-app purchases also add up, and the bill at month end can be a surprising total. This guide explains how to list your contracts, track free trial deadlines, set spending limits, and cancel, tying it all into a household budget review.

￥15,040

Commute Phone Tips | Making Travel Time Comfortable

On the commute, a phone can be a strain on body and mind or a well-timed refreshing break, depending on how you use it. It covers how to hold the phone and your posture on crowded trains, consideration for others, and earphone volume. It also shows alert settings so you do not miss your stop, and using the phone for information in the morning and rest on the way home.

￥15,110

Parents' Phone Habits Rub Off | Rethinking Family Time

Children watch closely how their parents use phones and, without anyone noticing, copy them. This book offers family-time rules and small ways for parents to set the example. Small weekend activities are included to help you build more time that brings smiles to the whole family.

￥15,390

Night Charging and Battery | Before-Bed Review Book

Falling asleep with a phone charging on bedding traps heat easily and can cause unexpected problems with the device. Frayed charging cables and uncertified chargers are easy to overlook and can be a source of unexpected heat. This guide explains, following a nightly routine, how to choose a charging spot, what to check on cables, and how to charge in ways that help the battery last.

￥15,460

Walks, Nature and Your Phone | A Habit for Clearing Your Mind

Time walking in nature is a good chance to step away from the phone, reset your mood and rest your mind. Take just a few photos and enjoy the rest with your eyes, ears and skin, and the scenery stays with you longer. It introduces ways to step away from the screen safely, such as airplane mode and an emergency-only rule.

￥15,460

Remote Work and Your Phone | Building a Focused Home Setup

When working from home, the phone within easy reach is often the biggest source of broken concentration. Keeping the phone in another room while you work and checking notifications in batches protects your flow. It also gives concrete ways to mark the start and end of the workday, rest away from screens, and arrange your desk.

￥15,600

Scam Texts and Phishing | How to Spot and Avoid Them

Messages posing as delivery firms, banks, or public agencies that lead to fake sites keep appearing in new forms. Urgent wording and odd-looking URLs are important clues for telling real messages from fake ones. This guide sorts out, step by step, how to check a message, how to verify in official apps, and who to contact if you tapped by mistake.

￥15,670

Decluttering Follows and Alerts | Keeping Social Media Comfortable

As the accounts you follow grow, posts you would rather not see and information you do not need start mixing in. This book covers cleanup steps such as muting accounts that bring you down and splitting follows into lists. Setting a regular review day keeps your feed comfortable and filled only with information that suits you.

￥15,740

Spring and Autumn Phone Check-Ups | Habits for Seasonal Change

Seasonal changes are when daily routines shift, so they are a natural time to review how you use your phone. Make it a twice-a-year habit to clear storage, delete unused apps and confirm that your backups are working. It also touches on caring for tired eyes in pollen season and tips for sorting photos after the outing season.

￥15,810

Looking After Your Ears | Managing Earphone Volume and Time

Listening to loud audio through earphones for a long time can leave your ears feeling tired and make it harder to catch voices around you. Knowing a comfortable volume, rest times, and how much outside sound you can hear, and taking them out every few dozen minutes, lets you keep using them with confidence. This book introduces ear-friendly listening habits, focusing on use during commutes and exercise, and including how to gauge volume.

￥15,880