Weekly Shonen Jump 1981 Issue 31

# Diff Title 24 25 26 27 28 29 30 31 Avg.
1 - Dr. Slump 2 3 1 3 3 2 2 2 2.3 (-0.1)
2 - Ring ni Kakero 3 4 3 1 1 5 6 5 3.5 (±0.0)
3 - Tennis Boy 1 8 5 5 4 3 3 6 4.4 (+0.3)
4 -1 Geki!! Gokutora Ikka 6 7 7 4 7 6 5 4 5.8 (-0.5)
5 +1 Sannen Kimengumi 7 2 4 9 2 7 7 10 6.0 (+0.1)
6 - Forever Shinji-kun 4 6 13 12 5 8 9 9 8.3 (-0.5)
7 -4 Bun no Seishun! 14 14 9 8 6 4 8 8 8.9 (-0.9)
8 +1 Captain Tsubasa 5 5 14 14 8 9 10 14 9.9 (+1.0)
9 -1 Makkenji 8 1 8 10 13 14 14 15 10.4 (+1.0)
10 +2 Kochira Katsushika-ku Kameari Koen-mae Hashutsujo (Kochikame) 10 13 2 13 11 12 12 12 10.6 (+1.3)
11 +2 Kinnikuman 11 12 12 2 12 10 13 13 10.6 (+1.3)
12 - Ricky Typhoon 16 16 16 17 16 16 16 16 16.1 (±0.0)
New Serialization
- - Guts Try - - - - - 1 4 7 4.0
- - Super Police - - - - - - 1 3 2.0
- - Kaido Racer GO - - - - - - - 1 1.0

1981 Issue 31 Chapters

# Manga Title Chapter Title (JP)
1 Kaido Racer GO Start Lead Color ●ポルシェ対RZ350の巻
2 Dr. Slump はちゃめちゃでびるぎゃるのまき
3 Super Police ■ダイVSキラービーの巻
4 Geki!! Gokutora Ikka ●狂乱の野獣たち!!の巻
5 Ring ni Kakero ●終幕へのプロローグの巻
6 Tennis Boy ●コンビネーションの乱れをつけ!の巻
7 Guts Try ●その名は阿南!の巻
8 Bun no Seishun! ★バッカヤロ-!! の巻
9 Forever Shinji-kun 親子バッテリーの巻
10 Sannen Kimengumi ●取組登場「万能!?生徒会集団」の巻
11 - One-shot
12 Kochira Katsushika-ku Kameari Koen-mae Hashutsujo (Kochikame) ●視聴率競争!の巻
13 Kinnikuman ☆地獄の棺桶!!の巻
14 Captain Tsubasa ●キャプテン石崎・すて身の脱出の巻
15 Makkenji ■斬の十二 牙の兄弟の巻
16 Ricky Typhoon End ★最終回・たちあがれ!!の巻

Source: Created by editing, modifying, and supplementing data from Japan's Agency for Cultural Affairs "Media Arts Database (Beta Version)" (https://mediaarts-db.bunka.go.jp/)