The first match day is 5th April and the last match day of the first half season is 24th May, and the first match day of the second half season is 20th September and the last match day is 1st November 1970.
z'-Teams play the replace matches.
| Team | TOY | MIT | HIT | YAN | FUR | NIP | KOK | NAG | Win/Draw/Loss | Goals | Dif. | Pts. |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Toyo kogyo | 1:0 | 1:2 | 1:0 | 3:0 | 2:0 | 4:0 | 5:0 | 11/1/2 | 33 | 28 | 23 | |
| Mitsubishi Heavy Industries | 1:0 | 2:1 | 0:0 | 2:2 | 2:2 | 4:0 | 0:0 | 7/4/3 | 24 | 11 | 18 | |
| Hitachi' head office | 0:0 | 2:1 | 3:0 | 2:1 | 3:3 | 2:1 | 2:0 | 6/4/4 | 21 | 3 | 16 | |
| Yanmar diesel | 1:2 | 2:1 | 4:2 | 0:1 | 4:2 | 4:0 | 3:0 | 7/1/6 | 26 | 5 | 15 | |
| Furukawa electric | 0:1 | 2:3 | 0:0 | 2:1 | 3:3 | 2:0 | 1:2 | 5/4/5 | 21 | 0 | 14 | |
| Nippon Steel | 1:5 | 1:2 | 2:1 | 5:0 | 1:2 | 3:0 | 5:2 | 5/3/6 | 31 | 2 | 13 | |
| z'- Nippon Kokan | 0:4 | 0:5 | 3:1 | 2:3 | 2:2 | 2:1 | 2:2 | 3/2/9 | 14 | -24 | 8 | |
| z'- Mutual savings bank of Nagoya | 0:4 | 0:1 | 0:0 | 0:4 | 1:3 | 1:2 | 1:2 | 1/3/10 | 9 | -25 | 5 |
In Japan Soccer League, all teams play each other two times.
Teams are allotted two points for a win, one point for a draw, and no points for a loss.
The ranking is determined as follows: 1) total of all points, 2) goal difference, 3) total of goals.
Nippon Steel changes the team name from Yawata steel.
Because Yawata and Fuji Steel have been re-merged into Nippon Steel Co. which is called 'Shin-Nittetsu'.
Toyo kogyo, Furukawa and Yanmar change these team colours from Light Blue to Green (Toyo), from White/Blue stripes to Blue/Yellow stripes (Furukawa), from Red to Orange (Yanmar).
The bottom two teams shall play in JSL Replace matches.
Japan Soccer League did not make a clear distinction between home and away team before 1983.
Green-coloured matches are in the first half of the season and yellow-coloured matches are in the second half of the season.
| Team | Score | Team | Date | Venues |
|---|---|---|---|---|
| East team | 0:2 1:4 | West team | 7/9/1970 11/9/1970 | Nishinomiya baseball stadium Tokyo National stadium |
| Team | Score | Team | Date | Venues |
|---|---|---|---|---|
| Nippon Kokan | 4:0 3:0 | Kofu soccer club (Shakaijin Finalist) | 6/12/1970 20/12/1970 | Mitsuzawa, Yokohama Kofu |
| Mutual savings bank of Nagoya | 1:0 1:1 | Toyota Motor (Shakaijin Winner) | 5/12/1970 12/12/1970 | Ichinomiya Ichinomiya |
If two teams are level at the end of Japan Soccer League Replace matches, both teams remain the same divisions.