| 0801 | HOJ_contest 2-1 small octagon | mas |
| 0802 | HOJ_contest 2-2 2-2 | mas |
| 0803 | HOJ_contest 2-3 uzumaki squares | mas |
| 0804 | HOJ_contest 2-4 Tiling | mas |
| 0805 | HOJ_contest 2-5 s or rs | mas |
| 0806 | HOJ_contest 2-6 twisted square | mas |
| 0807 | HOJ_contest 2-7 1.2.3.4.5.6 | mas |
| 0808 | HOJ_contest 2-8 Sticks | mas |
| 0809 | HOJ_contest 2-9 Final Stage | mas |
| 0810 | Top Page | pasta |
| 0811 | diamond 2 | mamunine |
| 0812 | Kiwametuke no irregular | mas |
| 0813 | Symmetry1 | mamunine |
| 0814 | UZU 15 | snuke |
| 0815 | UZU 16 | snuke |
| 0817 | UZU 17 | mas |
| 0818 | TARGET | mamunine |
| 0819 | botsu mondai | Ktya |
| 0820 | botsu mondai 2 | Ktya |
| 0822 | Shuriken 7 | mas |
| 0824 | Kabegiwa zoku | mas |
| 0825 | NO TITLE | mamunine |
| 0826 | Plus And Dot | pasta |
| 0828 | Two-colored squares | shinike |
| 0829 | Yojouhan | catupper |
| 0830 | Jibetarian | snuke |
| 0831 | Bad cross | snuke |
| 0833 | Myou | snuke |
| 0834 | The simple 1 | snuke |
| 0835 | ring | Ktya |
| 0836 | Cutting Corners 2 | snuke |
| 0837 | Dirty Triangle | pasta |
| 0838 | UFO airfields | snuke |
| 0839 | Sticks 2 | mas |
| 0840 | Sticks 3 | snuke |
| 0841 | Yayoi !! | snuke |
| 0842 | Nazca Lines | snuke |
| 0843 | Roll Cake | nadsuki |
| 0844 | Recycle | nadsuki |
| 0845 | 1yrtemmyS | mamunine |
| 0846 | I cannot solve 0843... | OOOOOkawa |
| 0847 | Level 1 - Small Windmill | Ktya |
| 0848 | Level 2 - Megane | Ktya |
| 0849 | Level 3 - Herbert Kart | Ktya |
| 0850 | Level 4 - Four balls | Ktya |
| 0851 | Level 5 - Many Squares | Ktya |
| 0852 | Level 6 - Windmills | Ktya |
| 0853 | Level 7 - Kousaten | Ktya |
| 0854 | Level 8 - Snow Cristal | Ktya |
| 0855 | Level 9 - 59 shou tasu amari... | Ktya |
| 0856 | Level 10 - Boss of this contest! | Ktya |
| 0857 | Enlarge Enlarge Widen ... | nadsuki |
| 0858 | Old pyramid | snuke |
| 0860 | Fractal? | snuke |
| 0863 | Practice_functions_1 rslXs | mas |
| 0864 | Practice_functions_2 lsrXs | mas |
| 0865 | Practice_functions_3 XX | mas |
| 0866 | Practice_functions_4 XXr | mas |
| 0868 | Practice_functions_5 XrX | mas |
| 0869 | Practice_functions_6 XXrr | mas |
| 0870 | Practice_functions_7 XsX | mas |
| 0875 | Practice_functions_8 XsrsX | mas |
| 0876 | Practice_functions_9 XsXs | mas |
| 0877 | Practice_functions_10 srXrrXrs | mas |
| 0878 | Practice_functions_11 XXX | mas |
| 0879 | Practice_functions_12 XXXr | mas |
| 0881 | Practice_functions_13 XXrX | mas |
| 0882 | Practice_functions_14 XXXsrs | mas |
| 0883 | beatmania IIDX | mamunine |
| 0884 | Practice_functions_15 XXXX | mas |
| 0886 | Practice_functions_16 XXXXr | mas |
| 0887 | Practice_functions_17 XXrXX | mas |
| 0889 | Practice_functions_18 XrXssXrX | mas |
| 0891 | brick wall 2 | pasta |
| 0892 | Practice_functions_19 XXXXX | mas |
| 0893 | Practice_functions_20 XXXXXl | mas |
| 0894 | Practice_functions_21 XXXXXXl | mas |
| 0896 | Practice_functions_22 XlXYXlX | mas |
| 0897 | Boxes 2 | nadsuki |
| 0898 | NO TITLE | pasta |
| 0899 | UZU 18 | snuke |