4748 (株)構造計画研究所 の時系列データ [2001年度]
| 日付 | 始値 | 高値 | 安値 | 終値 | 出来高 | 調整後終値 |
|---|---|---|---|---|---|---|
| 2001-12-28 | 677 | 700 | 661 | 700 | 1,400 | 700 |
| 2001-12-27 | 700 | 700 | 650 | 677 | 2,100 | 677 |
| 2001-12-26 | 700 | 710 | 700 | 700 | 2,100 | 700 |
| 2001-12-25 | 705 | 710 | 700 | 700 | 1,300 | 700 |
| 2001-12-21 | 665 | 700 | 665 | 700 | 2,100 | 700 |
| 2001-12-20 | 750 | 750 | 700 | 705 | 4,600 | 705 |
| 2001-12-19 | 750 | 750 | 750 | 750 | 1,000 | 750 |
| 2001-12-18 | 800 | 800 | 800 | 800 | 1,000 | 800 |
| 2001-12-17 | 780 | 780 | 780 | 780 | 1,600 | 780 |
| 2001-12-14 | 825 | 825 | 770 | 770 | 3,700 | 770 |
| 2001-12-13 | 825 | 825 | 825 | 825 | 100 | 825 |
| 2001-12-12 | 840 | 840 | 820 | 820 | 1,700 | 820 |
| 2001-12-11 | 820 | 850 | 820 | 820 | 2,900 | 820 |
| 2001-12-10 | 780 | 820 | 780 | 820 | 3,600 | 820 |
| 2001-12-07 | 781 | 791 | 780 | 780 | 700 | 780 |
| 2001-12-06 | 790 | 790 | 760 | 780 | 2,300 | 780 |
| 2001-12-05 | 770 | 780 | 770 | 780 | 900 | 780 |
| 2001-12-04 | 790 | 790 | 760 | 760 | 2,600 | 760 |
| 2001-12-03 | 810 | 810 | 790 | 790 | 4,600 | 790 |
| 2001-11-30 | 820 | 820 | 720 | 810 | 5,000 | 810 |
| 2001-11-29 | 830 | 830 | 820 | 820 | 600 | 820 |
| 2001-11-27 | 830 | 835 | 830 | 830 | 1,200 | 830 |
| 2001-11-26 | 831 | 831 | 830 | 830 | 1,100 | 830 |
| 2001-11-22 | 830 | 830 | 830 | 830 | 800 | 830 |
| 2001-11-21 | 850 | 850 | 830 | 830 | 1,400 | 830 |
| 2001-11-20 | 860 | 860 | 850 | 850 | 1,200 | 850 |
| 2001-11-19 | 870 | 870 | 870 | 870 | 100 | 870 |
| 2001-11-16 | 860 | 880 | 860 | 880 | 2,700 | 880 |
| 2001-11-15 | 860 | 860 | 860 | 860 | 100 | 860 |
| 2001-11-14 | 860 | 860 | 860 | 860 | 1,200 | 860 |
| 2001-11-13 | 855 | 855 | 850 | 850 | 2,100 | 850 |
| 2001-11-12 | 900 | 900 | 850 | 855 | 4,800 | 855 |
| 2001-11-09 | 850 | 900 | 850 | 900 | 3,300 | 900 |
| 2001-11-08 | 900 | 905 | 850 | 850 | 1,800 | 850 |
| 2001-11-07 | 850 | 890 | 850 | 890 | 2,800 | 890 |
| 2001-11-06 | 860 | 870 | 850 | 850 | 700 | 850 |
| 2001-11-02 | 871 | 890 | 870 | 890 | 1,300 | 890 |
| 2001-11-01 | 872 | 880 | 872 | 875 | 500 | 875 |
| 2001-10-31 | 872 | 872 | 872 | 872 | 600 | 872 |
| 2001-10-30 | 899 | 899 | 895 | 895 | 500 | 895 |
| 2001-10-29 | 941 | 941 | 921 | 921 | 6,200 | 921 |
| 2001-10-26 | 955 | 955 | 930 | 930 | 900 | 930 |
| 2001-10-25 | 910 | 950 | 910 | 920 | 3,600 | 920 |
| 2001-10-24 | 890 | 890 | 880 | 890 | 600 | 890 |
| 2001-10-23 | 900 | 910 | 900 | 900 | 2,700 | 900 |
| 2001-10-19 | 900 | 900 | 885 | 885 | 800 | 885 |
| 2001-10-18 | 890 | 890 | 870 | 890 | 1,900 | 890 |
| 2001-10-17 | 910 | 910 | 880 | 890 | 1,800 | 890 |
| 2001-10-16 | 880 | 910 | 880 | 910 | 1,300 | 910 |
| 2001-10-15 | 880 | 880 | 870 | 870 | 1,400 | 870 |
| 2001-10-12 | 910 | 920 | 880 | 880 | 5,000 | 880 |
| 2001-10-11 | 908 | 940 | 880 | 880 | 5,600 | 880 |
| 2001-10-10 | 910 | 910 | 890 | 909 | 1,200 | 909 |
| 2001-10-09 | 959 | 959 | 928 | 928 | 2,500 | 928 |
| 2001-10-05 | 919 | 1,010 | 860 | 1,010 | 7,300 | 1,010 |
| 2001-10-04 | 862 | 920 | 862 | 910 | 8,900 | 910 |
| 2001-10-03 | 840 | 880 | 840 | 860 | 4,000 | 860 |
| 2001-10-02 | 820 | 830 | 820 | 830 | 1,200 | 830 |
| 2001-10-01 | 860 | 860 | 820 | 826 | 1,300 | 826 |
| 2001-09-28 | 850 | 875 | 850 | 875 | 1,000 | 875 |
| 2001-09-27 | 860 | 860 | 860 | 860 | 1,900 | 860 |
| 2001-09-26 | 861 | 861 | 860 | 860 | 900 | 860 |
| 2001-09-25 | 860 | 900 | 860 | 860 | 2,000 | 860 |
| 2001-09-21 | 855 | 855 | 840 | 850 | 2,800 | 850 |
| 2001-09-20 | 870 | 880 | 855 | 870 | 1,800 | 870 |
| 2001-09-19 | 850 | 920 | 850 | 890 | 3,500 | 890 |
| 2001-09-18 | 880 | 910 | 860 | 860 | 2,500 | 860 |
| 2001-09-17 | 890 | 890 | 830 | 840 | 1,400 | 840 |
| 2001-09-14 | 900 | 950 | 900 | 930 | 3,400 | 930 |
| 2001-09-13 | 830 | 900 | 800 | 900 | 3,900 | 900 |
| 2001-09-12 | 850 | 860 | 850 | 850 | 3,000 | 850 |
| 2001-09-11 | 870 | 950 | 870 | 950 | 6,800 | 950 |
| 2001-09-10 | 860 | 860 | 820 | 850 | 3,300 | 850 |
| 2001-09-07 | 920 | 940 | 880 | 880 | 3,900 | 880 |
| 2001-09-06 | 960 | 960 | 910 | 910 | 3,600 | 910 |
| 2001-09-05 | 950 | 990 | 950 | 960 | 2,500 | 960 |
| 2001-09-04 | 960 | 960 | 910 | 919 | 2,100 | 919 |
| 2001-09-03 | 950 | 990 | 950 | 960 | 2,000 | 960 |
| 2001-08-31 | 1,050 | 1,050 | 990 | 1,000 | 5,800 | 1,000 |
| 2001-08-30 | 1,190 | 1,190 | 1,090 | 1,090 | 2,600 | 1,090 |
| 2001-08-29 | 1,220 | 1,230 | 1,110 | 1,180 | 9,100 | 1,180 |
| 2001-08-28 | 1,100 | 1,250 | 1,100 | 1,230 | 16,200 | 1,230 |
| 2001-08-27 | 950 | 1,050 | 950 | 1,050 | 2,300 | 1,050 |
| 2001-08-24 | 1,050 | 1,050 | 904 | 950 | 10,300 | 950 |
| 2001-08-23 | 1,250 | 1,250 | 1,050 | 1,060 | 19,700 | 1,060 |
| 2001-08-22 | 1,120 | 1,250 | 1,110 | 1,250 | 35,900 | 1,250 |
| 2001-08-21 | 1,050 | 1,050 | 1,050 | 1,050 | 4,400 | 1,050 |
| 2001-08-20 | 849 | 950 | 849 | 950 | 4,900 | 950 |
| 2001-08-17 | 762 | 850 | 762 | 850 | 1,000 | 850 |
| 2001-08-16 | 750 | 760 | 750 | 750 | 2,000 | 750 |
| 2001-08-15 | 780 | 780 | 750 | 750 | 3,300 | 750 |
| 2001-08-14 | 790 | 790 | 780 | 780 | 900 | 780 |
| 2001-08-13 | 820 | 820 | 800 | 800 | 1,000 | 800 |
| 2001-08-10 | 825 | 825 | 820 | 820 | 500 | 820 |
| 2001-08-09 | 830 | 830 | 820 | 830 | 400 | 830 |
| 2001-08-07 | 830 | 830 | 830 | 830 | 1,300 | 830 |
| 2001-08-06 | 850 | 850 | 830 | 830 | 800 | 830 |
| 2001-08-03 | 870 | 870 | 850 | 850 | 1,800 | 850 |
| 2001-08-02 | 870 | 870 | 860 | 860 | 1,400 | 860 |
| 2001-08-01 | 860 | 860 | 850 | 850 | 1,800 | 850 |
| 2001-07-31 | 880 | 900 | 850 | 850 | 800 | 850 |
| 2001-07-30 | 912 | 912 | 880 | 880 | 1,700 | 880 |
| 2001-07-27 | 912 | 920 | 912 | 912 | 1,400 | 912 |
| 2001-07-26 | 921 | 925 | 912 | 912 | 1,100 | 912 |
| 2001-07-25 | 920 | 920 | 912 | 912 | 500 | 912 |
| 2001-07-24 | 910 | 910 | 881 | 910 | 1,900 | 910 |
| 2001-07-23 | 935 | 935 | 910 | 910 | 700 | 910 |
| 2001-07-19 | 950 | 950 | 920 | 921 | 2,800 | 921 |
| 2001-07-18 | 975 | 999 | 950 | 950 | 900 | 950 |
| 2001-07-17 | 980 | 980 | 969 | 969 | 3,300 | 969 |
| 2001-07-16 | 1,050 | 1,050 | 960 | 1,000 | 1,900 | 1,000 |
| 2001-07-13 | 1,010 | 1,050 | 1,010 | 1,030 | 5,100 | 1,030 |
| 2001-07-12 | 950 | 980 | 950 | 980 | 2,700 | 980 |
| 2001-07-11 | 950 | 960 | 930 | 940 | 3,200 | 940 |
| 2001-07-10 | 970 | 970 | 960 | 960 | 1,900 | 960 |
| 2001-07-09 | 1,020 | 1,020 | 1,000 | 1,000 | 1,500 | 1,000 |
| 2001-07-06 | 1,020 | 1,020 | 1,000 | 1,020 | 3,300 | 1,020 |
| 2001-07-05 | 1,030 | 1,040 | 1,000 | 1,000 | 3,300 | 1,000 |
| 2001-07-04 | 1,090 | 1,100 | 1,030 | 1,030 | 3,900 | 1,030 |
| 2001-07-03 | 1,110 | 1,110 | 1,050 | 1,090 | 4,200 | 1,090 |
| 2001-07-02 | 1,180 | 1,180 | 1,100 | 1,100 | 4,700 | 1,100 |
| 2001-06-29 | 1,160 | 1,180 | 1,150 | 1,180 | 3,300 | 1,180 |
| 2001-06-28 | 1,150 | 1,180 | 1,150 | 1,150 | 10,100 | 1,150 |
| 2001-06-27 | 1,090 | 1,170 | 1,080 | 1,150 | 1,200 | 1,150 |
| 2001-06-26 | 1,100 | 1,110 | 1,050 | 1,050 | 2,900 | 1,050 |
| 2001-06-25 | 1,100 | 1,110 | 1,080 | 1,100 | 6,500 | 1,100 |
| 2001-06-22 | 1,160 | 1,160 | 1,080 | 1,080 | 8,600 | 1,080 |
| 2001-06-21 | 1,180 | 1,200 | 1,140 | 1,140 | 5,100 | 1,140 |
| 2001-06-20 | 1,170 | 1,170 | 1,170 | 1,170 | 100 | 1,170 |
| 2001-06-19 | 1,210 | 1,210 | 1,170 | 1,170 | 1,500 | 1,170 |
| 2001-06-18 | 1,210 | 1,220 | 1,210 | 1,220 | 1,200 | 1,220 |
| 2001-06-15 | 1,200 | 1,200 | 1,200 | 1,200 | 1,300 | 1,200 |
| 2001-06-14 | 1,200 | 1,200 | 1,200 | 1,200 | 800 | 1,200 |
| 2001-06-13 | 1,200 | 1,230 | 1,150 | 1,230 | 2,000 | 1,230 |
| 2001-06-12 | 1,190 | 1,190 | 1,170 | 1,180 | 2,800 | 1,180 |
| 2001-06-11 | 1,260 | 1,260 | 1,210 | 1,210 | 900 | 1,210 |
| 2001-06-08 | 1,270 | 1,300 | 1,190 | 1,300 | 7,900 | 1,300 |
| 2001-06-07 | 1,280 | 1,310 | 1,280 | 1,310 | 2,900 | 1,310 |
| 2001-06-06 | 1,280 | 1,280 | 1,280 | 1,280 | 200 | 1,280 |
| 2001-06-05 | 1,290 | 1,290 | 1,270 | 1,270 | 1,600 | 1,270 |
| 2001-06-04 | 1,250 | 1,300 | 1,250 | 1,300 | 400 | 1,300 |
| 2001-06-01 | 1,220 | 1,220 | 1,180 | 1,210 | 1,300 | 1,210 |
| 2001-05-31 | 1,200 | 1,200 | 1,180 | 1,200 | 2,300 | 1,200 |
| 2001-05-30 | 1,230 | 1,240 | 1,180 | 1,200 | 2,400 | 1,200 |
| 2001-05-29 | 1,250 | 1,250 | 1,240 | 1,240 | 2,200 | 1,240 |
| 2001-05-28 | 1,300 | 1,300 | 1,240 | 1,250 | 1,200 | 1,250 |
| 2001-05-25 | 1,320 | 1,320 | 1,300 | 1,300 | 2,800 | 1,300 |
| 2001-05-24 | 1,310 | 1,320 | 1,300 | 1,320 | 3,900 | 1,320 |
| 2001-05-23 | 1,400 | 1,400 | 1,350 | 1,350 | 2,700 | 1,350 |
| 2001-05-22 | 1,440 | 1,440 | 1,380 | 1,400 | 1,100 | 1,400 |
| 2001-05-21 | 1,390 | 1,400 | 1,350 | 1,400 | 1,900 | 1,400 |
| 2001-05-18 | 1,450 | 1,460 | 1,380 | 1,390 | 4,600 | 1,390 |
| 2001-05-17 | 1,480 | 1,480 | 1,390 | 1,420 | 3,100 | 1,420 |
| 2001-05-16 | 1,450 | 1,480 | 1,410 | 1,410 | 3,400 | 1,410 |
| 2001-05-15 | 1,420 | 1,490 | 1,420 | 1,430 | 8,700 | 1,430 |
| 2001-05-14 | 1,460 | 1,500 | 1,430 | 1,430 | 4,800 | 1,430 |
| 2001-05-11 | 1,430 | 1,590 | 1,430 | 1,450 | 17,100 | 1,450 |
| 2001-05-10 | 1,540 | 1,540 | 1,400 | 1,430 | 8,600 | 1,430 |
| 2001-05-09 | 1,630 | 1,650 | 1,540 | 1,540 | 44,800 | 1,540 |
| 2001-05-08 | 1,510 | 1,570 | 1,510 | 1,570 | 53,000 | 1,570 |
| 2001-05-07 | 1,230 | 1,370 | 1,230 | 1,370 | 23,400 | 1,370 |
| 2001-05-02 | 1,160 | 1,180 | 1,160 | 1,170 | 1,000 | 1,170 |
| 2001-05-01 | 1,220 | 1,220 | 1,150 | 1,150 | 6,200 | 1,150 |
| 2001-04-27 | 1,200 | 1,210 | 1,180 | 1,200 | 1,500 | 1,200 |
| 2001-04-26 | 1,230 | 1,230 | 1,170 | 1,180 | 1,300 | 1,180 |
| 2001-04-25 | 1,230 | 1,250 | 1,230 | 1,230 | 5,600 | 1,230 |
| 2001-04-24 | 1,220 | 1,230 | 1,200 | 1,230 | 2,200 | 1,230 |
| 2001-04-23 | 1,240 | 1,240 | 1,200 | 1,200 | 1,700 | 1,200 |
| 2001-04-20 | 1,220 | 1,260 | 1,220 | 1,240 | 8,000 | 1,240 |
| 2001-04-19 | 1,200 | 1,220 | 1,180 | 1,180 | 4,100 | 1,180 |
| 2001-04-18 | 1,200 | 1,210 | 1,150 | 1,180 | 3,800 | 1,180 |
| 2001-04-17 | 1,230 | 1,230 | 1,180 | 1,210 | 3,300 | 1,210 |
| 2001-04-16 | 1,210 | 1,220 | 1,200 | 1,210 | 2,100 | 1,210 |
| 2001-04-13 | 1,210 | 1,230 | 1,210 | 1,210 | 4,700 | 1,210 |
| 2001-04-12 | 1,240 | 1,260 | 1,170 | 1,200 | 5,800 | 1,200 |
| 2001-04-11 | 1,150 | 1,200 | 1,150 | 1,150 | 2,400 | 1,150 |
| 2001-04-10 | 1,250 | 1,250 | 1,140 | 1,140 | 2,000 | 1,140 |
| 2001-04-09 | 1,300 | 1,300 | 1,210 | 1,210 | 1,200 | 1,210 |
| 2001-04-06 | 1,230 | 1,270 | 1,200 | 1,270 | 4,900 | 1,270 |
| 2001-04-05 | 1,300 | 1,300 | 1,200 | 1,210 | 7,800 | 1,210 |
| 2001-04-04 | 1,300 | 1,300 | 1,300 | 1,300 | 400 | 1,300 |
| 2001-04-03 | 1,360 | 1,360 | 1,320 | 1,340 | 3,000 | 1,340 |
| 2001-04-02 | 1,250 | 1,410 | 1,240 | 1,360 | 14,100 | 1,360 |
| 2001-03-30 | 1,270 | 1,270 | 1,240 | 1,240 | 3,800 | 1,240 |
| 2001-03-29 | 1,230 | 1,280 | 1,230 | 1,250 | 3,100 | 1,250 |
| 2001-03-28 | 1,250 | 1,260 | 1,210 | 1,230 | 14,500 | 1,230 |
| 2001-03-27 | 1,350 | 1,350 | 1,250 | 1,270 | 9,900 | 1,270 |
| 2001-03-26 | 1,290 | 1,350 | 1,270 | 1,350 | 6,100 | 1,350 |
| 2001-03-23 | 1,200 | 1,290 | 1,200 | 1,270 | 16,900 | 1,270 |
| 2001-03-22 | 1,170 | 1,200 | 1,160 | 1,200 | 9,800 | 1,200 |
| 2001-03-21 | 1,110 | 1,170 | 1,110 | 1,150 | 4,100 | 1,150 |
| 2001-03-19 | 1,150 | 1,200 | 1,100 | 1,100 | 3,400 | 1,100 |
| 2001-03-16 | 1,120 | 1,200 | 1,120 | 1,180 | 8,700 | 1,180 |
| 2001-03-15 | 1,080 | 1,140 | 1,050 | 1,100 | 9,800 | 1,100 |
| 2001-03-14 | 1,000 | 1,070 | 1,000 | 1,070 | 5,200 | 1,070 |
| 2001-03-13 | 999 | 999 | 950 | 969 | 6,500 | 969 |
| 2001-03-12 | 1,070 | 1,070 | 1,000 | 1,040 | 5,000 | 1,040 |
| 2001-03-09 | 1,150 | 1,150 | 1,100 | 1,100 | 6,000 | 1,100 |
| 2001-03-08 | 1,200 | 1,200 | 1,150 | 1,150 | 2,500 | 1,150 |
| 2001-03-07 | 1,240 | 1,240 | 1,200 | 1,200 | 6,300 | 1,200 |
| 2001-03-06 | 1,100 | 1,240 | 1,050 | 1,220 | 6,100 | 1,220 |
| 2001-03-05 | 1,150 | 1,150 | 1,100 | 1,140 | 4,000 | 1,140 |
| 2001-03-02 | 1,140 | 1,170 | 1,110 | 1,170 | 6,300 | 1,170 |
| 2001-03-01 | 1,120 | 1,150 | 1,100 | 1,110 | 3,800 | 1,110 |
| 2001-02-28 | 1,150 | 1,150 | 1,100 | 1,110 | 3,800 | 1,110 |
| 2001-02-27 | 1,250 | 1,250 | 1,170 | 1,190 | 8,400 | 1,190 |
| 2001-02-26 | 1,300 | 1,300 | 1,200 | 1,240 | 7,900 | 1,240 |
| 2001-02-23 | 1,370 | 1,370 | 1,250 | 1,300 | 3,900 | 1,300 |
| 2001-02-22 | 1,280 | 1,300 | 1,200 | 1,220 | 8,600 | 1,220 |
| 2001-02-21 | 1,400 | 1,400 | 1,300 | 1,300 | 6,700 | 1,300 |
| 2001-02-20 | 1,350 | 1,400 | 1,310 | 1,400 | 8,700 | 1,400 |
| 2001-02-19 | 1,350 | 1,360 | 1,310 | 1,350 | 5,700 | 1,350 |
| 2001-02-16 | 1,470 | 1,470 | 1,360 | 1,360 | 9,800 | 1,360 |
| 2001-02-15 | 1,540 | 1,580 | 1,440 | 1,450 | 5,800 | 1,450 |
| 2001-02-14 | 1,450 | 1,540 | 1,350 | 1,540 | 10,900 | 1,540 |
| 2001-02-13 | 1,450 | 1,490 | 1,350 | 1,490 | 15,600 | 1,490 |
| 2001-02-09 | 1,630 | 1,640 | 1,500 | 1,520 | 36,700 | 1,520 |
| 2001-02-08 | 1,710 | 1,860 | 1,510 | 1,720 | 105,300 | 1,720 |
| 2001-02-07 | 1,500 | 1,680 | 1,500 | 1,680 | 137,400 | 1,680 |
| 2001-02-06 | 1,330 | 1,480 | 1,290 | 1,480 | 86,100 | 1,480 |
| 2001-02-05 | 1,230 | 1,430 | 1,180 | 1,280 | 62,500 | 1,280 |
| 2001-02-02 | 1,120 | 1,240 | 1,100 | 1,240 | 44,800 | 1,240 |
| 2001-02-01 | 1,050 | 1,050 | 1,010 | 1,040 | 3,600 | 1,040 |
| 2001-01-31 | 1,040 | 1,040 | 1,010 | 1,040 | 8,100 | 1,040 |
| 2001-01-30 | 1,060 | 1,060 | 1,010 | 1,050 | 8,200 | 1,050 |
| 2001-01-29 | 1,100 | 1,120 | 1,000 | 1,090 | 24,900 | 1,090 |
| 2001-01-26 | 1,200 | 1,200 | 1,080 | 1,100 | 9,700 | 1,100 |
| 2001-01-25 | 1,200 | 1,250 | 1,150 | 1,200 | 25,500 | 1,200 |
| 2001-01-24 | 1,290 | 1,300 | 1,150 | 1,200 | 39,500 | 1,200 |
| 2001-01-23 | 1,150 | 1,290 | 1,140 | 1,270 | 101,300 | 1,270 |
| 2001-01-22 | 1,020 | 1,090 | 1,020 | 1,090 | 54,400 | 1,090 |
| 2001-01-19 | 970 | 990 | 970 | 990 | 59,300 | 990 |
| 2001-01-18 | 835 | 890 | 831 | 890 | 21,800 | 890 |
| 2001-01-17 | 781 | 810 | 770 | 810 | 20,100 | 810 |
| 2001-01-16 | 820 | 820 | 781 | 781 | 1,600 | 781 |
| 2001-01-15 | 750 | 810 | 740 | 810 | 8,700 | 810 |
| 2001-01-12 | 710 | 710 | 710 | 710 | 400 | 710 |
| 2001-01-11 | 660 | 660 | 610 | 610 | 14,000 | 610 |
| 2001-01-10 | 714 | 714 | 670 | 673 | 2,900 | 673 |
| 2001-01-09 | 720 | 720 | 715 | 715 | 1,400 | 715 |
| 2001-01-05 | 780 | 790 | 720 | 720 | 3,400 | 720 |
| 2001-01-04 | 820 | 820 | 800 | 800 | 200 | 800 |
分割・併合履歴 ： なし
