SPEC WordPress theme - WordPress site: otsu4.com

Last updated Sep 2026

Page title: 危険物取扱者 乙四 講習会｜2日間の短期集中＆合格保証で最短取得 – 乙四ドットコム – 2日間の短期集中で一発合格へ。再受講無料の『合格保証』

Page description: 国家資格「危険物取扱者 乙4」の取得のための短期集中講習会（東京・大阪）32,000円（税込）で合格するまで面倒みます！

Detected WordPress themes (3x)

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Theme name:	Spec
Author:	Mitsuo Nakaya
Theme used on:	19 websites
Theme folder:	spec
Last version:	1.0.0*
Author homepage:	renhuuka.com
Theme homepage:	specgroup.jp

Spec WordPress news theme by Mitsuo Nakaya. Mitsuo Nakaya

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Theme name:	kikenbutsu3
Author:	Mitsuo Nakaya
Theme used on:	1 website
Theme folder:	kikenbutsu3
Last version:	3.0*
Author homepage:	renhuuka.com
Theme homepage:	otsu4.com

WP theme kikenbutsu3 by Mitsuo Nakaya. kikenbutsu3 from Mitsuo Nakaya

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Theme name:	Subjects3
Author:	SPEC, Inc.
Theme used on:	7 websites
Theme folder:	subjects3
Last version:	19.0*
Author homepage:	specgroup.jp
Theme homepage:	gokakumendo.com

Subjects3 WordPress theme by SPEC, Inc.. Subjects3 modern CSS rewrite from SPEC (2026 Modernization: brand #d53d54 / CSS-only, no HTML changes)

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OneSignal – Web Push Notifications

by OneSignal

OneSignal is an easy way to increase user engagement. Use OneSignal to send visitors targeted push notifications so they keep coming back. It takes just a few minutes to...

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Hosting provider:	SAKURA Internet Inc.
Domain registrator:	muumuu-domain.com
Domain IP:	160.16.109.15
Hosting location:	Japan