Theme: OnePress
https://ja.wordpress.org/themes/onepress/
This theme is created by bootstrap 4, so it can be customized to create very nice responsive website.
Plugin:
Classic Editor:
Classic wordpress editor
Disable Comments: disable all comments
Unite Gallery Lite: A very nice and powerful plugin for gallery slider. ref: https://kaori-creative.com/how-updraftplus-backup-wordpress/3
UpdraftPlus - Backup/Restore: Powerful plugin for backup and restore wordpressWhat's New Generator: very nice for show news.WPForms Lite: for creating inquiry form
