Source

*All the things without mention are original contents here.

Based on homepage template-free HTML5 homepage template （http://www.coolwebwindow.com/html5/）: Terms of use, I use No. 003 template.

Parliament front | Free Stock Photos - Free Download - Pakutaso （https://www.pakutaso.com/20140935253post-4568.html）: We used based on terms of use.

Japanese voting - Wikipedia （https://ja.wikipedia.org/wiki/%E6%97%A5%E6%9C%AC%E3%81%AE%E9%81%B8%E6%8C%99）
Constitutional provisions, important document | Birth of the Constitution of Japan （http://www.ndl.go.jp/constitution/etc/j02.html）

File:Kenpohapu-chikanobu.jpg - Wikimedia Commons （https://commons.wikimedia.org/wiki/File:Kenpohapu-chikanobu.jpg）: This is the image of the public domain.

Various legal age of major countries （http://www.ndl.go.jp/jp/diet/publication/document/2008/200806.pdf）
Nenjumukyu Haraken Blog: Pulling down the voting age of national elections in 16 years @ Austria is great success （http://haraken0814.blogspot.jp/2013/11/blog-post.html）

Voting age and age that can referendum of constitutional amendment （http://www.sangiin.go.jp/japanese/annai/chousa/rippou_chousa/backnumber/2011pdf/20111201054.pdf）
Law Overview to amend the part of the Public Offices Election Law （http://www.soumu.go.jp/main_content/000364623.pdf）
Contemporary opinion public opinion "- political and social impact to the 18-year-old suffrage realized" | contemporary opinion public opinion | NHK commentator room | Commentary Archives （http://www.nhk.or.jp/kaisetsu-blog/100/209921.html）
Ministry of Internal Affairs and Communications | For changes in the age group turnout of national elections （http://www.soumu.go.jp/senkyo/senkyo_s/news/sonota/nendaibetu/）

Ministry of Foreign Affairs of Japan: Parliamentary election in Tunisia Activity of the Japanese Election Observation Team 【Overview and evaluation】 （http://www.mofa.go.jp/mofaj/area/tunisia/senkyo1110_gy.html）: We used based onterms of use
High school Politics and Economy（Daiichi Gakushusha）
File:Chamber of the House of Representatives of Japan.jpg - Wikimedia Commons （https://commons.wikimedia.org/wiki/File:Chamber_of_the_House_of_Representatives_of_Japan.jpg）: We used based on "Creative Commons Attribution 3.0 Unported".
File:A small electoral district of House of Representatives in Tokyo's 23 wards - Wikipedia （https://ja.wikipedia.org/wiki/%E3%83%95%E3%82%A1%E3%82%A4%E3%83%AB:%E8%A1%86%E8%AD%B0%E9%99%A2%E5%B0%8F%E9%81%B8%E6%8C%99%E5%8C%BA_%E6%9D%B1%E4%BA%AC%E9%83%BD23%E5%8C%BA.svg）: We used based on "Creative Commons Attribution 3.0 Unported".

The Public Officers Election Act （http://law.e-gov.go.jp/htmldata/S25/S25HO100.html）
Ministry of Internal Affairs and Communications | Information about the lifting of the ban on Internet campaign （http://www.soumu.go.jp/senkyo/senkyo_s/naruhodo/naruhodo10.html）
Ministry of Internal Affairs and Communications | Voting system （http://www.soumu.go.jp/senkyo/senkyo_s/naruhodo/naruhodo05.html#chapter1）
An election for < member of a city council> people are going to show up in person in 55 seats | Kahoku Shimpo-sha online news （http://www.kahoku.co.jp/special/spe1159/20150724_10.html） *Dead link

Contemporary opinion public opinion "'18-year-old voting rights' bill establishment ~ political participation of young people, and further challenges" | contemporary opinion public opinion | NHK commentator room | Commentary Archives （http://www.nhk.or.jp/kaisetsu-blog/100/221042.html）

Quiz Generator Script - Sawa's Factory （http://sawa-s.com/quiz-generator.html）