大豊工業（6470）の信用・空売り残高推移
日次サマリーデータ
| 日付 | 終値 (円) | 出来高 (株) | 空売り残高合計 (株) | 信用買残 (株) | 信用売残 (株) |
|---|---|---|---|---|---|
| 2026/10/29 | 1,071 (-1.02%) | 271,900 (-24.01%) | 418,736 (0.00%) | 114,800 (0.00%) | 34,900 (0.00%) |
| 2026/10/28 | 1,082 (-1.64%) | 357,800 (+726.33%) | 418,736 (0.00%) | 114,800 (0.00%) | 34,900 (0.00%) |
| 2026/10/27 | 1,100 (-0.72%) | 43,300 (+0.23%) | 418,736 (0.00%) | 114,800 (+3.52%) | 34,900 (-5.93%) |
| 2026/10/26 | 1,108 (-0.98%) | 43,200 (-60.37%) | 418,736 (0.00%) | 110,900 (+3.94%) | 37,100 (-2.37%) |
| 2026/10/23 | 1,119 (-1.32%) | 109,000 (+95.69%) | 418,736 (0.00%) | 106,700 (-1.57%) | 38,000 (-0.52%) |
| 2026/10/22 | 1,134 (-1.05%) | 55,700 (-13.64%) | 418,736 (0.00%) | 108,400 (+3.73%) | 38,200 (+3.80%) |
| 2026/10/21 | 1,146 (+0.44%) | 64,500 (-17.94%) | 418,736 (0.00%) | 104,500 (+110.26%) | 36,800 (+4.84%) |
| 2026/10/20 | 1,141 (-1.47%) | 78,600 (+127.17%) | 418,736 (0.00%) | 49,700 (-55.66%) | 35,100 (-4.88%) |
| 2026/10/19 | 1,158 (-0.26%) | 34,600 (+18.90%) | 418,736 (0.00%) | 112,100 (-1.32%) | 36,900 (+0.27%) |
| 2026/10/16 | 1,161 (+2.02%) | 29,100 (-77.79%) | 418,736 (0.00%) | 113,600 (-1.65%) | 36,800 (-4.42%) |
| 2026/10/15 | 1,138 (-1.90%) | 131,000 (+113.36%) | 418,736 (0.00%) | 115,500 (-9.27%) | 38,500 (+0.79%) |
| 2026/10/14 | 1,160 (-0.85%) | 61,400 (+59.07%) | 418,736 (0.00%) | 127,300 (-3.34%) | 38,200 (+2.41%) |
| 2026/10/13 | 1,170 (+0.60%) | 38,600 (-18.74%) | 418,736 (0.00%) | 131,700 (-1.50%) | 37,300 (-1.32%) |
| 2026/10/09 | 1,163 (+0.52%) | 47,500 (-29.63%) | 418,736 (0.00%) | 133,700 (+0.07%) | 37,800 (+1.61%) |
| 2026/10/08 | 1,157 (-1.03%) | 67,500 (+114.97%) | 418,736 (0.00%) | 133,600 (-10.52%) | 37,200 (+5.38%) |
| 2026/10/07 | 1,169 (+0.17%) | 31,400 (-6.27%) | 418,736 (0.00%) | 149,300 (-2.86%) | 35,300 (+0.28%) |
| 2026/10/06 | 1,167 (+0.17%) | 33,500 (+4.04%) | 418,736 (0.00%) | 153,700 (0.00%) | 35,200 (-6.13%) |
| 2026/10/05 | 1,165 (+0.43%) | 32,200 (-44.00%) | 418,736 (0.00%) | 153,700 (-0.07%) | 37,500 (+9.97%) |
| 2026/10/02 | 1,160 (-0.34%) | 57,500 (-36.88%) | 418,736 (0.00%) | 153,800 (-4.65%) | 34,100 (+32.17%) |
| 2026/10/01 | 1,164 (+0.78%) | 91,100 (+158.07%) | 418,736 (0.00%) | 161,300 (+1.77%) | 25,800 (+7.50%) |
| 2026/09/30 | 1,155 (+0.96%) | 35,300 (-55.76%) | 418,736 (0.00%) | 158,500 (-2.64%) | 24,000 (+8.11%) |
| 2026/09/29 | 1,144 (-0.87%) | 79,800 (+49.72%) | 418,736 (0.00%) | 162,800 (-8.13%) | 22,200 (+48.00%) |
| 2026/09/28 | 1,154 (+0.17%) | 53,300 (-18.13%) | 418,736 (0.00%) | 177,200 (-0.84%) | 15,000 (+3.45%) |
| 2026/09/25 | 1,152 (+0.96%) | 65,100 (-37.52%) | 418,736 (0.00%) | 178,700 (-9.84%) | 14,500 (+72.62%) |
| 2026/09/24 | 1,141 (+2.06%) | 104,200 (-36.15%) | 418,736 (0.00%) | 198,200 (0.00%) | 8,400 (0.00%) |
| 2026/09/18 | 1,118 (+1.45%) | 163,200 (+375.80%) | 418,736 (0.00%) | 198,200 (+1.28%) | 8,400 (+600.00%) |
| 2026/09/17 | 1,102 (+1.75%) | 34,300 (-40.03%) | 418,736 (0.00%) | 195,700 (0.00%) | 1,200 (0.00%) |
| 2026/09/16 | 1,083 (+1.21%) | 57,200 (+134.43%) | 418,736 (0.00%) | 195,700 (0.00%) | 1,200 (0.00%) |
| 2026/09/15 | 1,070 (+0.56%) | 24,400 (-56.19%) | 418,736 (0.00%) | 195,700 (0.00%) | 1,200 (0.00%) |
| 2026/09/14 | 1,064 (+1.14%) | 55,700 (-13.91%) | 418,736 (0.00%) | 195,700 (0.00%) | 1,200 (0.00%) |
| 2026/09/11 | 1,052 (0.00%) | 64,700 (-29.52%) | 418,736 (0.00%) | 195,700 (+20.06%) | 1,200 (-97.82%) |
| 2026/09/10 | 1,052 (-0.38%) | 91,800 (+0.22%) | 418,736 (0.00%) | 163,000 (0.00%) | 55,000 (0.00%) |
| 2026/09/09 | 1,056 (+1.34%) | 91,600 (-69.41%) | 418,736 (0.00%) | 163,000 (0.00%) | 55,000 (0.00%) |
| 2026/09/08 | 1,042 (-7.05%) | 299,400 (+659.90%) | 418,736 (0.00%) | 163,000 (0.00%) | 55,000 (0.00%) |
| 2026/09/07 | 1,121 (+0.09%) | 39,400 (-11.06%) | 418,736 (0.00%) | 163,000 (0.00%) | 55,000 (0.00%) |
| 2026/09/04 | 1,120 (0.00%) | 44,300 (-37.78%) | 418,736 (0.00%) | 163,000 (-9.70%) | 55,000 (-13.25%) |
| 2026/09/03 | 1,120 (+0.54%) | 71,200 (-50.52%) | 418,736 (0.00%) | 180,500 (0.00%) | 63,400 (0.00%) |
| 2026/09/02 | 1,114 (-2.71%) | 143,900 (+386.15%) | 418,736 (0.00%) | 180,500 (0.00%) | 63,400 (0.00%) |
| 2026/09/01 | 1,145 (+0.88%) | 29,600 (-19.35%) | 418,736 (0.00%) | 180,500 (0.00%) | 63,400 (0.00%) |
| 2026/08/31 | 1,135 (+0.18%) | 36,700 (-12.20%) | 418,736 (0.00%) | 180,500 (0.00%) | 63,400 (0.00%) |
| 2026/08/28 | 1,133 (+0.27%) | 41,800 (-34.28%) | 418,736 (0.00%) | 180,500 (-3.58%) | 63,400 (+143.85%) |
| 2026/08/27 | 1,130 (-0.09%) | 63,600 (-7.42%) | 418,736 (0.00%) | 187,200 (0.00%) | 26,000 (0.00%) |
| 2026/08/26 | 1,131 (-0.09%) | 68,700 (-77.92%) | 418,736 (0.00%) | 187,200 (0.00%) | 26,000 (0.00%) |
| 2026/08/25 | 1,132 (-3.08%) | 311,100 (+557.72%) | 418,736 (0.00%) | 187,200 (0.00%) | 26,000 (0.00%) |
| 2026/08/24 | 1,168 (+0.34%) | 47,300 (+10.26%) | 418,736 (0.00%) | 187,200 (0.00%) | 26,000 (0.00%) |
| 2026/08/21 | 1,164 (-2.02%) | 42,900 (+6.19%) | 418,736 (0.00%) | 187,200 (-8.33%) | 26,000 (-4.06%) |
| 2026/08/20 | 1,188 (+3.30%) | 40,400 (-14.77%) | 418,736 (0.00%) | 204,200 (0.00%) | 27,100 (0.00%) |
| 2026/08/19 | 1,150 (-2.95%) | 47,400 (-12.06%) | 418,736 (0.00%) | 204,200 (0.00%) | 27,100 (0.00%) |
| 2026/08/18 | 1,185 (-2.31%) | 53,900 (-12.21%) | 418,736 (0.00%) | 204,200 (0.00%) | 27,100 (0.00%) |
| 2026/08/17 | 1,213 (+1.34%) | 61,400 (-24.85%) | 418,736 (0.00%) | 204,200 (0.00%) | 27,100 (0.00%) |
| 2026/08/14 | 1,197 (+4.27%) | 81,700 (+46.15%) | 418,736 (0.00%) | 204,200 (+5.31%) | 27,100 (+62.28%) |
| 2026/08/13 | 1,148 (+1.59%) | 55,900 (+5.87%) | 418,736 (-0.69%) | 193,900 (0.00%) | 16,700 (0.00%) |
| 2026/08/12 | 1,130 (+0.09%) | 52,800 (+83.33%) | 421,636 (0.00%) | 193,900 (0.00%) | 16,700 (0.00%) |
| 2026/08/10 | 1,129 (+0.89%) | 28,800 (+13.83%) | 421,636 (0.00%) | 193,900 (0.00%) | 16,700 (0.00%) |
| 2026/08/07 | 1,119 (-0.44%) | 25,300 (-19.94%) | 421,636 (0.00%) | 193,900 (-10.06%) | 16,700 (+5.03%) |
| 2026/08/06 | 1,124 (0.00%) | 31,600 (-46.53%) | 421,636 (0.00%) | 215,600 (0.00%) | 15,900 (0.00%) |
| 2026/08/05 | 1,124 (+2.37%) | 59,100 (-54.50%) | 421,636 (0.00%) | 215,600 (0.00%) | 15,900 (0.00%) |
| 2026/08/04 | 1,098 (+1.20%) | 129,900 (+53.91%) | 421,636 (+52.91%) | 215,600 (0.00%) | 15,900 (0.00%) |
| 2026/08/03 | 1,085 (-1.63%) | 84,400 (-9.34%) | 275,736 (0.00%) | 215,600 (0.00%) | 15,900 (0.00%) |
| 2026/07/31 | 1,103 (+1.66%) | 93,100 (-70.20%) | 275,736 (0.00%) | 215,600 (-8.37%) | 15,900 (-22.82%) |
| 2026/07/30 | 1,085 (-0.37%) | 312,400 (+305.71%) | 275,736 (0.00%) | 235,300 (0.00%) | 20,600 (0.00%) |
| 2026/07/29 | 1,089 (+0.09%) | 77,000 (-8.55%) | 275,736 (0.00%) | 235,300 (0.00%) | 20,600 (0.00%) |
| 2026/07/28 | 1,088 (-1.36%) | 84,200 (-23.59%) | 275,736 (0.00%) | 235,300 (0.00%) | 20,600 (0.00%) |
| 2026/07/27 | 1,103 (+3.37%) | 110,200 (+92.66%) | 275,736 (0.00%) | 235,300 (0.00%) | 20,600 (0.00%) |
| 2026/07/24 | 1,067 (-1.20%) | 57,200 (+108.76%) | 275,736 (0.00%) | 235,300 (+3.43%) | 20,600 (-6.36%) |
| 2026/07/23 | 1,080 (+0.75%) | 27,400 (+15.61%) | 275,736 (0.00%) | 227,500 (0.00%) | 22,000 (0.00%) |
| 2026/07/22 | 1,072 (+0.19%) | 23,700 (-58.71%) | 275,736 (0.00%) | 227,500 (0.00%) | 22,000 (0.00%) |
| 2026/07/21 | 1,070 (+1.71%) | 57,400 (-15.96%) | 275,736 (0.00%) | 227,500 (0.00%) | 22,000 (0.00%) |
| 2026/07/17 | 1,052 (-2.77%) | 68,300 (+165.76%) | 275,736 (0.00%) | 227,500 (-0.48%) | 22,000 (-8.33%) |
| 2026/07/16 | 1,082 (-1.10%) | 25,700 (+5.76%) | 275,736 (0.00%) | 228,600 (0.00%) | 24,000 (0.00%) |
| 2026/07/15 | 1,094 (+2.53%) | 24,300 (-56.37%) | 275,736 (0.00%) | 228,600 (0.00%) | 24,000 (0.00%) |
| 2026/07/14 | 1,067 (+1.23%) | 55,700 (-5.75%) | 275,736 (0.00%) | 228,600 (0.00%) | 24,000 (0.00%) |
| 2026/07/13 | 1,054 (-2.68%) | 59,100 (+47.01%) | 275,736 (0.00%) | 228,600 (0.00%) | 24,000 (0.00%) |
| 2026/07/10 | 1,083 (+2.27%) | 40,200 (-8.64%) | 275,736 (0.00%) | 228,600 (+2.74%) | 24,000 (+5.26%) |
| 2026/07/09 | 1,059 (+0.57%) | 44,000 (-12.52%) | 275,736 (0.00%) | 222,500 (0.00%) | 22,800 (0.00%) |
| 2026/07/08 | 1,053 (-0.85%) | 50,300 (+33.42%) | 275,736 (0.00%) | 222,500 (0.00%) | 22,800 (0.00%) |
| 2026/07/07 | 1,062 (-0.84%) | 37,700 (-39.68%) | 275,736 (0.00%) | 222,500 (0.00%) | 22,800 (0.00%) |
| 2026/07/06 | 1,071 (0.00%) | 62,500 (-11.10%) | 275,736 (0.00%) | 222,500 (0.00%) | 22,800 (0.00%) |
| 2026/07/03 | 1,071 (-1.92%) | 70,300 (+86.47%) | 275,736 (0.00%) | 222,500 (+4.95%) | 22,800 (-28.97%) |
| 2026/07/02 | 1,092 (+1.02%) | 37,700 (-5.04%) | 275,736 (0.00%) | 212,000 (0.00%) | 32,100 (0.00%) |
| 2026/07/01 | 1,081 (+1.22%) | 39,700 (+2.06%) | 275,736 (0.00%) | 212,000 (0.00%) | 32,100 (0.00%) |
| 2026/06/30 | 1,068 (-0.74%) | 38,900 (-33.50%) | 275,736 (0.00%) | 212,000 (0.00%) | 32,100 (0.00%) |
| 2026/06/29 | 1,076 (+0.75%) | 58,500 (+37.32%) | 275,736 (0.00%) | 212,000 (0.00%) | 32,100 (0.00%) |
| 2026/06/26 | 1,068 (-0.47%) | 42,600 (+5.45%) | 275,736 (0.00%) | 212,000 (-6.85%) | 32,100 (-14.63%) |
| 2026/06/25 | 1,073 (-0.56%) | 40,400 (-50.37%) | 275,736 (0.00%) | 227,600 (0.00%) | 37,600 (0.00%) |
| 2026/06/24 | 1,079 (-2.53%) | 81,400 (+29.62%) | 275,736 (0.00%) | 227,600 (0.00%) | 37,600 (0.00%) |
| 2026/06/23 | 1,107 (+1.65%) | 62,800 (-52.64%) | 275,736 (0.00%) | 227,600 (0.00%) | 37,600 (0.00%) |
| 2026/06/22 | 1,089 (-2.33%) | 132,600 (+73.56%) | 275,736 (0.00%) | 227,600 (0.00%) | 37,600 (0.00%) |
| 2026/06/19 | 1,115 (-0.36%) | 76,400 (+118.91%) | 275,736 (0.00%) | 227,600 (-0.83%) | 37,600 (+4.16%) |
| 2026/06/18 | 1,119 (-0.80%) | 34,900 (-63.72%) | 275,736 (0.00%) | 229,500 (0.00%) | 36,100 (0.00%) |
| 2026/06/17 | 1,128 (+2.73%) | 96,200 (+64.44%) | 275,736 (-13.43%) | 229,500 (0.00%) | 36,100 (0.00%) |
| 2026/06/16 | 1,098 (-3.35%) | 58,500 (-38.87%) | 318,517 (0.00%) | 229,500 (0.00%) | 36,100 (0.00%) |
| 2026/06/15 | 1,136 (+2.16%) | 95,700 (+35.74%) | 318,517 (0.00%) | 229,500 (0.00%) | 36,100 (0.00%) |
| 2026/06/12 | 1,112 (+1.65%) | 70,500 (-12.42%) | 318,517 (0.00%) | 229,500 (+1.59%) | 36,100 (-30.98%) |
| 2026/06/11 | 1,094 (-3.95%) | 80,500 (-17.10%) | 318,517 (0.00%) | 225,900 (0.00%) | 52,300 (0.00%) |
| 2026/06/10 | 1,139 (+3.64%) | 97,100 (+136.83%) | 318,517 (0.00%) | 225,900 (0.00%) | 52,300 (0.00%) |
| 2026/06/09 | 1,099 (+0.73%) | 41,000 (-71.05%) | 318,517 (0.00%) | 225,900 (0.00%) | 52,300 (0.00%) |
| 2026/06/08 | 1,091 (-2.50%) | 141,600 (+124.76%) | 318,517 (0.00%) | 225,900 (0.00%) | 52,300 (0.00%) |
| 2026/06/05 | 1,119 (+0.90%) | 63,000 (-29.45%) | 318,517 (+6.08%) | 225,900 (+3.01%) | 52,300 (-34.54%) |
| 2026/06/04 | 1,109 (-1.25%) | 89,300 (+7.07%) | 300,274 (0.00%) | 219,300 (0.00%) | 79,900 (0.00%) |
| 2026/06/03 | 1,123 (0.00%) | 83,400 (-43.76%) | 300,274 (0.00%) | 219,300 (0.00%) | 79,900 (0.00%) |
| 2026/06/02 | 1,123 (-1.75%) | 148,300 (+71.05%) | 300,274 (0.00%) | 219,300 (0.00%) | 79,900 (0.00%) |
| 2026/06/01 | 1,143 (-2.06%) | 86,700 (-7.37%) | 300,274 (0.00%) | 219,300 (0.00%) | 79,900 (0.00%) |
| 2026/05/29 | 1,167 (+1.13%) | 93,600 (+37.44%) | 300,274 (0.00%) | 219,300 (0.00%) | 79,900 (0.00%) |
| 2026/05/28 | 1,154 (+0.87%) | 68,100 (-0.87%) | 300,274 (0.00%) | 219,300 (0.00%) | 79,900 (0.00%) |
| 2026/05/27 | 1,144 (-1.80%) | 68,700 (-13.91%) | 300,274 (0.00%) | 219,300 (0.00%) | 79,900 (0.00%) |
| 2026/05/26 | 1,165 (+1.66%) | 79,800 (+28.30%) | 300,274 (0.00%) | 219,300 (0.00%) | 79,900 (0.00%) |
| 2026/05/25 | 1,146 (+0.70%) | 62,200 (+7.43%) | 300,274 (0.00%) | 219,300 (0.00%) | 79,900 (0.00%) |
| 2026/05/22 | 1,138 (+0.26%) | 57,900 (-15.72%) | 300,274 (0.00%) | 219,300 (-6.16%) | 79,900 (-24.69%) |
| 2026/05/21 | 1,135 (+0.09%) | 68,700 (-61.85%) | 300,274 (0.00%) | 233,700 (0.00%) | 106,100 (0.00%) |
| 2026/05/20 | 1,134 (-1.90%) | 180,100 (+97.05%) | 300,274 (+116.16%) | 233,700 (0.00%) | 106,100 (0.00%) |
| 2026/05/19 | 1,156 (-1.45%) | 91,400 (+9.46%) | 138,914 (0.00%) | 233,700 (0.00%) | 106,100 (0.00%) |
| 2026/05/18 | 1,173 (-1.51%) | 83,500 (-26.11%) | 138,914 (0.00%) | 233,700 (0.00%) | 106,100 (0.00%) |
| 2026/05/15 | 1,191 (-1.00%) | 113,000 (+30.64%) | 138,914 (0.00%) | 233,700 (-10.29%) | 106,100 (-50.09%) |
| 2026/05/14 | 1,203 (-2.98%) | 86,500 (-23.99%) | 138,914 (0.00%) | 260,500 (0.00%) | 212,600 (0.00%) |
| 2026/05/13 | 1,240 (+0.98%) | 113,800 (+37.27%) | 138,914 (0.00%) | 260,500 (0.00%) | 212,600 (0.00%) |
| 2026/05/12 | 1,228 (+0.41%) | 82,900 (-35.59%) | 138,914 (-13.94%) | 260,500 (0.00%) | 212,600 (0.00%) |
| 2026/05/11 | 1,223 (+2.60%) | 128,700 (-19.86%) | 161,414 (0.00%) | 260,500 (0.00%) | 212,600 (0.00%) |
| 2026/05/08 | 1,192 (-2.21%) | 160,600 (+13.18%) | 161,414 (-20.69%) | 260,500 (0.00%) | 212,600 (0.00%) |
| 2026/05/07 | 1,219 (+1.50%) | 141,900 (+6.37%) | 203,514 (0.00%) | 260,500 (0.00%) | 212,600 (0.00%) |
| 2026/05/01 | 1,201 (+1.18%) | 133,400 (-41.18%) | 203,514 (-1.12%) | 260,500 (+10.15%) | 212,600 (+6,543.75%) |
| 2026/04/30 | 1,187 | 226,800 | 205,814 | 236,500 | 3,200 |
機関投資家別 - 空売り残高内訳推移（空売り残高 / 空売り割合）
| 日付 | Citigroup Global Markets Limited | Nomura International plc | 大和証券株式会社 |
|---|---|---|---|
| 2026/08/13 | 143,000 / 0.49% -2,900 (-1.99%) / △0.01pt | 136,822 / 0.46% | 138,914 / 0.47% |
| 2026/08/04 | 145,900 / 0.50% +145,900 / +0.50% | 136,822 / 0.46% | 138,914 / 0.47% |
| 2026/06/17 | - | 136,822 / 0.46% -42,781 (-23.82%) / △0.15pt | 138,914 / 0.47% |
| 2026/06/05 | - | 179,603 / 0.61% +18,243 (+11.31%) / +0.06pt | 138,914 / 0.47% |
| 2026/05/20 | - | 161,360 / 0.55% +161,360 / +0.55% | 138,914 / 0.47% |
| 2026/05/12 | - | - | 138,914 / 0.47% -22,500 (-13.94%) / △0.08pt |
| 2026/05/08 | - | - | 161,414 / 0.55% -42,100 (-20.69%) / △0.14pt |
| 2026/05/01 | - | - | 203,514 / 0.69% -2,300 (-1.12%) / △0.01pt |
| 2026/04/21 | - | - | 205,814 / 0.70% +5,100 (+2.54%) / +0.02pt |
| 2026/04/15 | - | - | 200,714 / 0.68% -29,900 (-12.97%) / △0.11pt |
| 2026/04/06 | - | - | 230,614 / 0.79% -29,200 (-11.24%) / △0.10pt |
| 2026/04/01 | - | - | 259,814 / 0.89% -5,900 (-2.22%) / △0.02pt |
| 2026/03/30 | - | - | 265,714 / 0.91% +30,800 (+13.11%) / +0.11pt |
| 2026/03/25 | - | - | 234,914 / 0.80% +27,300 (+13.15%) / +0.09pt |
| 2026/03/17 | - | - | 207,614 / 0.71% +19,600 (+10.42%) / +0.07pt |
| 2026/03/12 | - | - | 188,014 / 0.64% +30,300 (+19.21%) / +0.10pt |
| 2026/03/04 | - | - | 157,714 / 0.54% +157,714 / +0.54% |
| 2025/09/19 | 報告義務消滅 | - | - |
| 2025/09/16 | 207,700 / 0.71% +27,200 (+15.07%) / +0.10pt | - | - |
| 2025/09/10 | 180,500 / 0.61% +34,100 (+23.29%) / +0.11pt | - | - |
| 2025/09/03 | 146,400 / 0.50% | - | - |
【データについて】
信用残高は週次データですが、日次データが存在する場合は補完しています。
空売り残高は報告義務の消失したデータを除き、すべての機関投資家の残高数値を各時点で合計しています。変動のない日付は表示していません。
(修正)2026/2/28: 複数個人の空売りが単独個人に集約される不具合を改善しました。