Menu
Login
Language
Deutsch
Español
Français
Italiano
Nederlands
Polski
Português
Suomi
More...
Search...
Featured Quizzes
All Featured Quizzes
New and Reset
Random
Top Today
Geography
History
User Quizzes
Most Recent
All User-Created
Tags
Highest Rated
Most Taken
Nominated Quizzes
Recent Spotlights
Create Quiz
Create / Edit Quiz
New Click Quiz
New Map Quiz
New Multiple Choice
New Picture Quiz
New Sudden Death
New Text Quiz
New Tile Select
Data and Charts
JetPunk Charts
Recent Charts
Create Chart
Info Pages
Country Population
Interesting Facts
Interesting Quotes
Word Search
Featured Puzzles
Recent User Puzzles
Create Word Search
Blogs
Official Blog
User Blogs
Recent User Blogs
Blogs by Tag
Create Blog
Badges and Games
Badges
Even Split Game
Geography Snap Game
Minesweeper
Number Factoring Game
Typing Speed Test
U.S. State Puzzle
About JetPunk
About Us
Contact Us
Change Log
JetPunk Premium
Planting Trees
Site Map
Terms of Service
Message Board
Random Quiz
Dark Mode
支川数が100を超える一級水系
水系名と本流名は異なることがあります。 例 熊野川→◯◯川 四万十川→◯川
Quiz by
TurtleCup
Profile
Quizzes
Subscribed
Subscribe?
Nominate
Nominated
Spotlight
+ Playlist
Rate:
Last updated: April 5, 2026
You have not attempted this quiz yet.
More quiz info >>
First submitted
March 19, 2026
Times taken
9
Average score
55.3%
Report this quiz
Report
Quiz and answer stats >>
Friends stats >>
Start Quiz
60:00
Give Up?
Enter answer here
0
/ 38 guessed
Pause
Untimed
Help
Time Used
00:00
Best Time
00:00
The quiz is paused. You have
remaining.
Resume
Copied!
Scoring
You scored
/
=
%
This beats or equals
% of test takers
also scored 100%
The average score is
Your high score is
Your fastest time is
more stats >>
friends stats >>
Keep scrolling down for answers and more stats ...
Retake Quiz
Challenge Friends
河口の都道府県
支川数
Answer
北海道
160
天塩川
北海道
464
石狩川
北海道
209
十勝川
宮城県
302
北上川
福島県
197
阿武隈川
秋田県
168
雄物川
山形県
429
最上川
茨城県
197
那珂川
千葉県/茨城県
819
利根川
東京都
127
荒川
神奈川県
104
相模川
静岡県
555
富士川
新潟県
243
阿賀野川
新潟県
880
信濃川
富山県
105
神通川
静岡県
332
天竜川
愛知県/三重県
391
木曽川
福井県
147
九頭竜川
京都府
138
由良川
大阪府/兵庫県
965
淀川
大阪府
178
大和川
兵庫県
130
加古川
和歌山県
181
紀の川
三重県/和歌山県
103
新宮川
島根県/鳥取県
227
斐伊川
島根県
293
江の川
岡山県
215
吉井川
岡山県
147
旭川
岡山県
121
高梁川
徳島県
356
吉野川
愛媛県
475
肱川
高知県
166
仁淀川
高知県
319
渡川
福岡県/佐賀県
235
筑後川
大分県
138
大野川
宮崎県
102
五ヶ瀬川
宮崎県
134
大淀川
鹿児島県
129
川内川
Save Your Stats
Create Account
Your Next Quiz
Countries of the World Quiz
How many countries do you know? In this quiz, you've got 15:00 to name as many as you can. Go!
Richest Countries by Per-Capita GDP
Can you name the countries with the highest GDP per capita?
World Map Without 20 Random Countries
20 random countries have been removed from the map of the world! Can you identify them in 3 minutes?
Pin Europe on a Borderless Map - Sudden Death
Drag the flag onto the correct country. Careful, though! One wrong move and the game ends.
Random
More >
Refresh
Comments
No comments yet
Add comment
New and Popular
all
de
en
es
fi
fr
it
nl
pl
pt
Countries of the World Quiz
US States Quiz
Name the 7 Dwarfs
Northernmost Countries
Canada Provinces and Territories
Marvel Cinematic Universe - All Movies
World Capitals by Proximity
Antonyms Quiz #1
Oscar Best Pictures
World Currency Quiz
Name a Valid Country #1
Name the Harry Potter Books
Random
Top Today
Daily Challenge