Why Blank Maps Are One of the Best Study Tools
When it comes to learning Japan's 47 prefectures, there's a reason that blank maps (白地図, hakuchizu) are a staple of Japanese elementary education. Filling in a blank map by hand engages your spatial memory, forcing you to actively recall and place information rather than passively reading it.
Research on learning consistently shows that active recall — retrieving information from memory — is far more effective than re-reading. A blank map turns passive review into an active challenge.
What to Practice with a Blank Prefecture Map
A good blank map study session should go beyond just writing prefecture names. Here's a progression from beginner to advanced:
Level 1: Prefecture Names
- Write the name of each prefecture in its correct location
- Practice both in rōmaji and in Japanese (kanji + hiragana)
- Start with a region at a time — don't try all 47 at once
Level 2: Prefectural Capitals
- Mark and label the capital city of each prefecture
- Note: the prefectural capital is often (but not always) the same name as the prefecture itself — exceptions include Kanagawa (capital: Yokohama) and Aichi (capital: Nagoya)
Level 3: Geographic Features
- Mark major mountain ranges: the Japanese Alps (北・中央・南アルプス), Mt. Fuji (富士山)
- Label major rivers: Shinano River (信濃川), Tone River (利根川), Kiso River (木曽川)
- Identify major plains: Kantō Plain, Nōbi Plain, Osaka Plain
Level 4: Borders and Coastlines
- Identify which prefectures are landlocked (there are only 8)
- Practice naming the seas and straits surrounding Japan
- Label Japan's four main islands: Hokkaido, Honshu, Shikoku, Kyushu
The 8 Landlocked Prefectures
A popular exam question in Japanese shakaika is identifying which prefectures have no coastline. There are exactly 8 landlocked prefectures:
- Tochigi (栃木)
- Gunma (群馬)
- Saitama (埼玉)
- Yamanashi (山梨)
- Nagano (長野)
- Gifu (岐阜)
- Shiga (滋賀)
- Nara (奈良)
Note that Nagano and Gifu are the largest landlocked prefectures, with Nagano bordering the most other prefectures (8) of any in Japan.
Study Techniques for Using Blank Maps
| Technique | How to Do It | Best For |
|---|---|---|
| Fill & check | Fill in the blank map, then compare to a reference map | Initial learning |
| Color coding | Color each region a different color before labeling | Regional grouping |
| Timed quiz | Set a 5-minute timer and fill in as many as possible | Speed and retention |
| Reverse quiz | Use a labeled map and draw the outline from memory on blank paper | Advanced mastery |
| Spaced repetition | Practice the same map on days 1, 3, 7, and 14 | Long-term memory |
What Makes a Good Blank Study Map?
When choosing or printing a blank prefecture map, look for these features:
- Clearly defined prefecture borders — outlines should be bold enough to see without a labeled reference
- Numbered or sequentially ordered — some maps number prefectures in the official order (01 Hokkaido through 47 Okinawa), which helps with memorization
- Separate inset for Okinawa — since Okinawa is geographically far south, a good map includes an inset box
- Print-friendly format — A4 or letter-size with enough whitespace in each prefecture to write names
Combining Maps with Other Resources
Blank maps work best when combined with:
- Flashcards — one card per prefecture with name, capital, region, and one key fact
- Timelines — connect prefectures to their historical significance (e.g., Kyoto = ancient capital)
- Audio practice — say each prefecture name aloud as you write it to reinforce pronunciation
Consistent, short study sessions using blank maps — even just 10–15 minutes a day — will help you confidently name and locate all 47 prefectures within a few weeks.