Japanese High School Baseball Championship 2013 Tournament 2013 Tournament

| Prefecture | City_Town | High_School_Name | Year_of_Previous_Participation | Total_Number_of_Participation |
|---|---|---|---|---|
| Shimane | Gotsu | Iwami Chisyukan | 2004 | 8 |
| Yamaguchi | Iwakuni | Iwakuni Shogyo | 1985 | 4 |
| Kagawa | Marugame | Marugame | 1999 | 4 |
| Tokushima | Naruto | Naruto | 2012 | 8 |
| Ehime | Matsuyama | Saibi | 2007 | 4 |
| Kouchi | Susaki | Meitoku Gijuku | 2012 | 15 |
| Fukuoka | Kitakyushu | Jiyuugaoka | N/A | 1 |
| Saga | Arita | Arita Kogyo | N/A | 1 |
| Nagasaki | Sasebo | Sasebo Jitsugyo | 2010 | 5 |
| Kumamoto | Kumamoto | Kumamoto Kogyo | 2008 | 20 |
| Oita | Oita | Oita Shogyo | 1996 | 15 |
| Miyazaki | Nobeoka | Nobeoka Gakuen | 2009 | 7 |
| Kagoshima | Kagoshima | Shonan | 2008 | 18 |