Best Yokoku alternatives: apps like Yokoku - ビジュアルタイマー

PAlarm: Adjust Before It Rings

Skip once, Japanese holidays

Free

This app allows you to adjust or skip individual alarms without altering your recurring schedule. It can automatically skip alarms based on weather forecasts like rain or snow, and offers customizable alarm sounds and advance notifications. View upcoming alarms and perform actions via widgets and Apple Watch.

Visual Timer: See Time

See remaining time at a glance

Free

This utility app provides a visual representation of remaining time, making it easy to track progress for various activities. Customize colors and textures to suit your needs. It offers background notifications and a history of past timers for quick reuse.