2024/2025
| # | Alias | Your score | Title | Solved # |
|---|---|---|---|---|
| 1 | JOI25_ho_t1 | Grid Coloring Batch | 59 | |
| 2 | JOI25_ho_t2 | Bitaro the Brave 2 Batch | 71 | |
| 3 | JOI25_ho_t3 | Mi Teleférico Batch | 22 | |
| 4 | JOI25_ho_t4 | Just Long Neckties 2 Batch | 11 | |
| 5 | JOI25_ho_t5 | Post Office Batch | 1 |
2023/2024
| # | Alias | Your score | Title | Solved # |
|---|---|---|---|---|
| 1 | JOI24_ho_t1 | Room Temperature Batch | 201 | |
| 2 | JOI24_ho_t2 | Construction Project 2 Batch | 246 | |
| 3 | JOI24_ho_t3 | Marathon Race 2 Batch | 43 | |
| 4 | JOI24_ho_t4 | Gift Exchange Batch | 70 | |
| 5 | JOI24_ho_t5 | Road Service 2 Batch | 7 |
2022/2023
| # | Alias | Your score | Title | Solved # |
|---|---|---|---|---|
| 1 | JOI23_ho_t1 | Stone Arranging 2 Batch | 478 | |
| 2 | JOI23_ho_t2 | Advertisement 2 Batch | 361 | |
| 3 | JOI23_ho_t3 | Maze Batch | 122 | |
| 4 | JOI23_ho_t4 | Cat Exercise Batch | 284 | |
| 5 | JOI23_ho_t5 | Modern Machine Batch | 9 |
2021/2022
| # | Alias | Your score | Title | Solved # |
|---|---|---|---|---|
| 1 | JOI22_ho_t1 | Intercastellar Batch | 581 | |
| 2 | JOI22_ho_t2 | Self Study Batch | 495 | |
| 3 | JOI22_ho_t3 | Let's Win the Election Batch | 256 | |
| 4 | JOI22_ho_t4 | Railway Trip 2 Batch | 235 | |
| 5 | JOI22_ho_t5 | Sandcastle 2 Batch | 38 |
2020/2021
| # | Alias | Your score | Title | Solved # |
|---|---|---|---|---|
| 1 | JOI21_ho_t1 | Growing Vegetables is Fun 4 Batch | 625 | |
| 2 | JOI21_ho_t2 | Snowball Batch | 451 | |
| 3 | JOI21_ho_t3 | Group Photo Batch | 358 | |
| 4 | JOI21_ho_t4 | Robot Batch | 483 | |
| 5 | JOI21_ho_t5 | Dungeon 3 Batch | 40 |
2019/2020
| # | Alias | Your score | Title | Solved # |
|---|---|---|---|---|
| 1 | JOI20_ho_t1 | Just Long Neckties Batch | 773 | |
| 2 | JOI20_ho_t2 | JJOOII 2 Batch | 766 | |
| 3 | JOI20_ho_t3 | Collecting Stamps 3 Batch | 451 | |
| 4 | JOI20_ho_t4 | Olympic Bus Batch | 276 | |
| 5 | JOI20_ho_t5 | Fire Batch | 138 |
2018/2019
| # | Alias | Your score | Title | Solved # |
|---|---|---|---|---|
| 1 | JOI19_ho_t1 | Bitaro the Brave Batch | 1187 | |
| 2 | JOI19_ho_t2 | Exhibition Batch | 812 | |
| 3 | JOI19_ho_t3 | Growing Vegetable is Fun 3 Batch | 513 | |
| 4 | JOI19_ho_t4 | Coin Collecting Batch | 358 | |
| 5 | JOI19_ho_t5 | Unique Cities Batch | 114 |
2017/2018
| # | Alias | Your score | Title | Solved # |
|---|---|---|---|---|
| 1 | JOI18_stove | Stove Batch | 2272 | |
| 2 | JOI18_art | Art Exhibition Batch | 1574 | |
| 3 | JOI18_dango_maker | Dango Maker Batch | 482 | |
| 4 | JOI18_commuter_pass | Commuter Pass Batch | 1318 | |
| 5 | JOI18_snake_escaping | Snake Escaping Batch | 411 |
2016/2017
| # | Alias | Your score | Title | Solved # |
|---|---|---|---|---|
| 1 | JOI17_foehn_phenomena | Foehn Phenomena Batch | 954 | |
| 2 | JOI17_semiexpress | Semiexpress Batch | 373 | |
| 3 | JOI17_joioi | The Kingdom of JOIOI Batch | 414 | |
| 4 | JOI17_soccer | Soccer Batch | 195 | |
| 5 | JOI17_rope | Rope Batch | 99 |
