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Taro Arimatsu

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Real name Taro Arimatsu
Puzzle Blog
Country Japan
Date registered2010-02-16 12:00 AM
Last logon2022-09-11 7:48 PM
Total posts
Rank
LMI RatingsCurrent RankCurrent RatingsBest RankBest RatingsRatings History
LMI Sudoku Ratings 487 260.8149 24 853.9319 History

Puzzle Ratings HistoryRatingsRank
2022R6 (MII & Object Placement) 314.0658 317
2022R5 (Loops & Shading) 506.3363 171
2022R4 (Numbers & Puzz.link) 609.5513 114
2022R3 (Regions & Evergreens) 682.718 85
2022R2 (Casual & Word) 694.6059 82
2022R1 (Classics) 755.316 68
PANFOPCWHTTAPA 2 763.6979 53
PANFOPCWHTTAPA 763.1806 46
MII & Evergreens (PR 2021) 764.1567 44
Shading (PR 2021) 759.2898 51
Casual & Word (PR 2021) 757.4009 44
OP (PR 2021) 751.8873 45
Regions (PR 2021) 749.2033 40
Number Placement (PR 2021) 769.4619 34
Loops (PR 2021) 785.0789 25
Classics (PR 2021) 763.5908 29
PZ 765.5531 32
PU IV 753.7671 33
PU III 765.3884 31
Typed Logic 768.8599 36
MII and Regions (PR 2020) 785.7654 30
Casual and Word (PR 2020) 789.9548 31
Evergreens (PR 2020) 812.181 21
Shading and Loops (PR 2020) 792.8713 27
Number and Object Placement (PR 2020) 783.4208 26
Classics (PR 2020) 811.7476 24
PuzzlersClub 2 782.4651 26
PuzzlersClub 1 808.4745 18
Number & Object Placement (PR 2019) 819.9589 20
MII & Regions (PR 2019) 833.3335 18
Casual & Word (PR 2019) 824.2826 22
Shading & Loops (PR 2019) 810.9283 23
Connected Puzzles (PR 2019) 795.551 25
Classics (PR 2019) 821.1549 18
Loops & Shading (PR 2018) 828.0334 20
Casual & Word (PR 2018) 817.8832 23
Evergreens (PR 2018) 820.238 25
MII & Regions (PR 2018) 821.653 27
NP & OP (PR 2018) 821.3828 26
Classics (PR 2018) 821.9356 29
Number Placement & Evergreens (PR 2016/17) 812.3123 30
Object Placement & Pentomino (PR 2016/17) 812.5383 30
Snowmen 821.7993 29
Shading and Loops (PR 2016/17) 831.7953 28
Classics & Regions (PR 2016/17) 833.4423 26
Kaleidoscope 816.3672 26
Puzzle Marathon 2016 825.2074 29
Object Placement (PR 2015/16) 820.319 27
Loops (PR 2015/16) 820.4507 25
Toketa? Selection 809.4342 26
Shading (PR 2015/16) 827.1464 25
Snakes (PR 2015/16) 830.2004 25
WCPN 838.3156 24
Regions (PR 2015/16) 850.3298 20
LMI Screen Test #5 828.1155 22
Evergreens (PR 2015/16) 801.8814 28
Numbers (PR 2015/16) 804.2219 26
Classics (PR 2015/16) 807.6131 24
Puzzle Marathon 2015 812.3395 22
Pento Parade 816.3821 21
Parallel Universe II 824.9047 18
LMI Puzzle Marathon 2014 828.0308 18
Kakuro 820.7929 16
Japanese Puzzle Land 2 820.4285 14
DWBH 822.3842 15
Classics : Hexed & Remixed 815.1597 16
WPMM 816.666 15
DTGT 821.8039 13
Deception 830.1139 14
Puzzle Marathon 2013 834.6107 12
Best of LMI Puzzle Tests 807.7294 13
forsmarts 10th Anniversary Contest 809.9565 14
Word Show 805.5833 15
123 GO 820.6435 15
Borders & Beyond 813.4439 14
akil oyunlari magazine competition 807.0236 15
Logirace 800.1383 16
Seven Samurais 806.878 17
No Numbers 797.5269 17
Puzzle Marathon 2012 790.3674 17
Best of LMI Puzzle Tests 779.8555 17
Puzzle Fusion 809.5945 14
Screen Test #2 834.8182 8
2011 Double Decathlon 835.1328 8
LMI Sprint Test 841.6785 9
Japanese Puzzle Land 795.6326 11
Magic Cube 660.6409 45
Nikoli Selection 2011 661 40
Fillomino Fillia 468 111
MAYnipulation 469 113
Twist 675 18
Puzzle Hybrids 675 19
Melon's Puzzle Zoo 675 19
FLIP 624 36
Daily Conteststarotaro's Ranktarotaro's ScoreTest Max Score
Classic Tapa Contest - 2016 52 335.6 606.4
Classic Tapa Contest - 2013 40 260.9 407.8
Classic Tapa Contest - 2012 36 336.175 501.944
Puzzle Testtarotaro's Ranktarotaro's ScoreTest Max ScorePSRSNSW
Shading (PR 2021) 51 122.15 168.15 741 734 739
Casual & Word (PR 2021) 31 106.55 135.95 786 845 801
OP (PR 2021) 59 109.6 157.5 726 753 733
Regions (PR 2021) 48 82 149.3 665 794 697
Loops (PR 2021) 30 108.867 159.9 781 889 808
Classics (PR 2021) 25 118.183 160.633 786 908 816
Divide and Conquer 19 900 1375.5
PZ 13 670 1061.67 730 901 773
PU III 25 636.8 1309.1 667 855 714
Typed Logic 21 700 1290.67 668 860 716
MII and Regions (PR 2020) 38 116.667 160.15 751 803 764
Casual and Word (PR 2020) 50 77 132.783 658 737 677
Evergreens (PR 2020) 21 106.233 136.933 824 920 848
Shading and Loops (PR 2020) 24 141.933 169.483 839 895 853
Number and Object Placement (PR 2020) 73 62.6 134.9 597 697 622
Classics (PR 2020) 21 123.283 149 855 934 874
PuzzlersClub 2 23 622 1162 636 763 668
PuzzlersClub 1 16 755 1396.3 668 860 716
Number & Object Placement (PR 2019) 36 83.4 137.85 690 783 713
MII & Regions (PR 2019) 5 110 139.15 832 973 867
Casual & Word (PR 2019) 23 86.6 122.467 743 844 768
Shading & Loops (PR 2019) 9 144.05 162.05 900 954 913
Connected Puzzles (PR 2019) 66 73.5 149.167 556 606 568
Classics (PR 2019) 17 131.9 160.05 833 906 852
Kaleidoscope 2018 12 194.3 330.7
Loops & Shading (PR 2018) 14 132.683 156.933 852 903 865
Casual & Word (PR 2018) 38 49.4 93.9 602 747 638
Evergreens (PR 2018) 15 114.4 155.3 784 908 815
April Contest 2018 7 71 96
MII & Regions (PR 2018) 21 99.85 144.2 773 869 797
NP & OP (PR 2018) 23 79.5 120 744 884 779
15th Anniversary 12 720 881.5
Classics (PR 2018) 25 144.9 168.3 851 871 856
Number Placement & Evergreens (PR 2016/17) 65 51 128.2 513 536 519
April Contest 2017 12 87 99
Object Placement & Pentomino (PR 2016/17) 20 89.2 124.917 781 873 804
Shading and Loops (PR 2016/17) 34 120.867 169.817 751 808 765
Snowmen 6 420 596.667 785 944 825
Classics & Regions (PR 2016/17) 14 130.45 156.1 864 941 883
Moscow Puzzle Cup 2016 33 666 1314.9
Kaleidoscope 11 210.1 318.298 758 855 782
Hex Slitherlink 47 100 100
April Contest 2016 27 75 102
Puzzle Marathon 2016 35 766.688 976.528 767 874 793
Object Placement (PR 2015/16) 29 91.3 137.65 749 826 768
Loop pooL 38 100 100
Loops (PR 2015/16) 32 138.917 165.6 830 855 836
Toketa? Selection 25 567 1103.67 668 798 701
Shading (PR 2015/16) 44 120.4 159.05 775 792 780
Snakes (PR 2015/16) 27 88 137.867 715 819 741
WCPN 18 710 1279.77 696 899 747
forsmarts 13th Anniversary Contest 35 322 811.5
LMI Screen Test #5 3 2084 2175.2 959 992 968
Regions (PR 2015/16) 17 136.167 157.683 878 929 891
Snake Variations Contest - 2015 14 506.9 694.833
Evergreens (PR 2015/16) 31 78 130.2 716 858 751
Numbers (PR 2015/16) 45 75 150 640 815 684
Classics (PR 2015/16) 27 123.717 157.633 826 893 843
April Contest 2015 4 93 99
Puzzle Marathon 2015 47 537.518 757.097 681 841 721
forsmarts 12th Anniversary Contest 17 445 838.5
Pento Parade 24 790 1592.22 665 823 704
September Magic Contest 12 246 423
World Practice Championship - Day 1 25 1322 2014
Parallel Universe II 13 1094.5 2152.05 683 898 737
April Contest 2014 7 87 99
FAST 35 14100.9 38510.9
LMI Puzzle Marathon 2014 25 683.767 773.675 878 923 889
Kakuro 18 908 1353 760 898 794
forsmarts 11th Anniversary Contest 30 735 1000
Japanese Puzzle Land 2 18 705 1103.4 751 913 791
DWBH 12 676 946.667 798 942 834
WPC Practice Test 7 645 972.95
Classics : Hexed & Remixed 15 550 885 704 876 747
WPMM 24 698.526 929.468 756 890 789
DTGT 20 719.2 1208.8 724 867 760
April Contest 2013 3 90 92
Puzzle Marathon 2013 17 897.63 970.828 923 948 929
Best of LMI Puzzle Tests 20 274.2 487 713 859 750
8th Open Moscow Puzzle Cup 2012 10 301 439
forsmarts 10th Anniversary Contest 9 680 935 776 924 813
Word Show 38 60 163 560 650 582
Fillomino-Fillia 2 8 109.76 185.727
123 GO 7 159.867 203.926 852 968 881
Borders & Beyond 8 488 861.292 718 952 776
Di... 34 87 265
akil oyunlari magazine competition 8 1080 1455.3 793 947 831
Logirace 18 708 1665.26 641 887 702
Seven Samurais 18 492 815.63 719 890 761
No Numbers 12 505 690 772 864 795
Puzzle Marathon 2012 22 1185.57 1310.25 828 919 851
Best of LMI Puzzle Tests 26 646 1382 634 808 678
Forsmarts 3² Anniversary 41 401.2 835
Snake Variations Contest 2011 35 707.4 1348
Puzzle Fusion 32 258 499 659 839 704
2011 Double Decathlon 9 760 1182.46 764 958 812
LMI Sprint Test 18 258 348 811 919 838
Japanese Puzzle Land 3 426 550 841 990 878
Nikoli Selection 2011 5 320 492 749 976 805
Melon's Puzzle Zoo 8 585 780 814 921 841
EverGreens 5 1105 1180 945 971 952
Sudoku Testtarotaro's Ranktarotaro's ScoreTest Max ScorePSRSNSW
Hybrids (SM 2021) 93 74 151.867 585 700 614 0.6
Irregular and Twisted Classics (SM 2021) 50 94 150.4 698 841 734
Math (SM 2021) 67 74.6 146.983 642 789 678
Substitution and Neighbours (SM 2021) 75 117.667 160.133 748 777 755
Outside (SM 2021) 62 86 145.05 676 826 714
Lockdown Sudoku Test 27 620 1032.33 711 880 753
Quinze 2 65 440 1017.03 564 636 582
Twisted Classics and Hybrids (SM2020) 59 82 135.583 679 794 708
Mean Minis 19 93 135.9 783 919 817
Converse and Odd Even (SM2020) 79 60 140.583 611 753 647
Math (SM2020) 56 83.6 142.45 698 846 735
Irregular and Outside (SM2020) 69 93 155.7 666 791 697
Substitution and Neighbours (SM 2020) 43 75 128.417 701 876 745
Standard (SM 2020) 87 107.133 157.367 755 803 767
Quinze 67 63.5 130.73 581 598 585
Converse & Twisted Classics (SM 19) 73 62 147 569 670 594
Irregular & Hybrids (SM 19) 51 87.9 152.317 672 787 701
Math (SM 19) 40 74 129.033 701 843 737
Get Overlapped! 177 0 232.067
Substitution & Odd Even (SM 19) 53 75 137.517 670 807 704
Outside & Neighbours (SM 19) 50 89 148.467 697 806 724
Standard (SM 19) 64 72 147.383 613 743 645
Enthralling Sudoku 39 102.15 150.233 685 686 685
Irregular & Hybrids (SM 18) 27 80 126.7 728 868 763
Math (SM 18) 35 85 142.1 709 857 746
Odd Even & Substitution (SM 18) 45 88 141.1 709 822 737
R19 - WSC Playoffs 41 62 134.9 599 667 616
Outside & Neighbours (SM 18) 33 80 131.3 716 872 755
Converse & Twisted Classics (SM 18) 65 76.6 143.6 663 766 689
September Sudoku Contest 2017 12 415 596.633
Irregular & Converse (SM 16/17) 64 89.6 150.3 675 756 695
Outside & Math (SM 16/17) 63 75 139.05 692 815 723
Odd Even & Twisted Classics (SM 16/17) 58 82 141.283 710 840 743
Standard & Neighbours (SM 16/17) 52 89.6 151.533 689 812 720
September Sudoku Contest 2016 22 242 502.8
Nuovo Cinema Sudoku 32 240 611.75 604 762 643
Irregular Variations (SM 15/16) 67 76 145.15 625 743 655
Triplets & Triangles 29 445 969.167 638 832 687
Converse Variations (SM 15/16) 47 84 142.083 714 843 747
Twisted Classics (SM 15/16) 35 132.3 155.083 861 894 870
Outside Variations (SM 15/16) 44 77 135.533 697 852 736
Math Variations (SM 15/16) 27 85 136.083 727 916 774
X-Killer 46 2400 2400
September Sudoku Contest 2015 22 280 679.167
Neighbours Variations (SM 15/16) 31 108.733 144.667 806 907 831
Standard Variations (SM 15/16) 35 122.533 156.767 830 893 846
Unlucky 13 27 1695.42 1882.62 869 886 873
Converse Variations (SM 14/15) 45 111.017 156.467 780 851 798
Neighbours Variations (SM 14/15) 40 120.6 153.933 816 868 829
Math Variations (SM 14/15) 27 134.733 158.417 863 881 867
Outside Variations (SM 14/15) 26 114.667 151.45 832 916 853
Sudoku Surprise 20 940 1810.33 696 871 739
Odd Even Variations (SM 14/15) 44 87 145.167 731 870 766
Irregular Variations (SM 14/15) 28 123.033 150.05 863 911 875
Standard Variations (SM 14/15) 39 119.55 150.533 852 888 861
Sudoku Day 13 64 111.884 730 924 779
7X7 58 410 1403.84 563 698 597
Road To London 25 380.5 695.436 663 780 693
Parallel Universe 32 885 1462.14 733 860 765
Special 8 59 447 1004.8 587 655 604
Best of LMI Sudoku Tests 46 552 1298 626 773 662
LMI Screen Test #4 30 2090.44 2982.38 775 868 799
Match (WSC Practice) 30 510 907.78
September Sudoku Contest 2013 21 226 390
Sudoku Grand Prix - Italian Round 28 435 558.133 827 925 852
Sudoku Grand Prix - Turkish Round 28 356 656 709 915 761
Sudoku Grand Prix - Serbian Round 91 436 915.4 659 793 692
V2V 38 626.2 1092.9 693 839 730
Sudoku Grand Prix - Indian Round 46 347 559 758 926 800
LMI Screen Test #3 59 1445.38 2849.14 663 799 697
Fugitive Warrant 39 91 182 630 727 654
Killer Shootout 48 144 373.46 540 664 571
Classics vs. Innovatives 30 220.5 416.7 669 837 711
Copy Paste 42 737 1446.95 652 796 688
SudoClones 41 580 1239.9 639 766 671
Sudoku 8X8 18 569.2 871.8 734 912 779
Killing Time 22 525 985.458 654 840 700
Diagonal Vision 24 555 860 740 849 767
Shapes and Sizes 50 390 902 588 676 610
Best of LMI Mocks 17 660 1080 730 906 774
Sudoku A or B 29 92 147.7 673 833 713
Crazy Arrows 19 535 925 672 863 720
LOGIDOKU 18 195 348 688 868 733
Sampler Platter 10 630 785 833 926 857
Classic Look-Alikes 25 310 510 701 810 728
SPEED SIXES 12 1167 1888 712 885 756
Master Mind Twins 23 610 1150 594 662 611

PS = Prorated Score (Score based on players's score, median score and top score in the test)
RS = Rank Score (Score based on player's rank in the test)
NS = Normalized Score (.75 * PS + .25 * RS)
W = Weight of the test
Click here for detailed logic of LMI Player Rating System v2.0
Beginners' Sudokutarotaro's Ranktarotaro's ScoreTest Max Score
May 2014 19 101.35 117.3
February 2014 27 106.7 124.78
Beginners' Puzzletarotaro's Ranktarotaro's ScoreTest Max Score
Cave 39 100.633 131.4
Yajilin 31 114.633 136.6
Yin-Yang 13 126.9 136.333
Minesweeper 17 127.7 135.967
Tetrominoes 4 124.2 128
Spiral Galaxies 7 123.267 137.067
LITS 39 108.3 137.333
Skyscrapers 17 120.6 135.167
Masyu 10 482.58 549.92