ＯＡＭ通算チェックイン回数
第１回から２００４年末ＯＡＭまで（１２３回中）
| callsign | チェックイン回数 | 率％ |
| 7N4CLI | 102 | 82.9 |
| JH4JUK | 96 | 78 |
| JA3TYF | 92 | 74.8 |
| JL3RCU | 92 | 74.8 |
| JR5GWR | 87 | 70.7 |
| JJ3LQP | 87 | 70.7 |
| JN3WCI | 82 | 66.7 |
| JA4AZS | 81 | 65.9 |
| JF1OVM | 78 | 63.4 |
| JE1TRV | 73 | 59.3 |
| JJ1TTG | 69 | 56.1 |
| JL1KKB | 68 | 55.3 |
| JA1BVY | 68 | 55.3 |
| JA1BXV | 67 | 54.5 |
| JE2EZA | 67 | 54.5 |
| JH2CMH | 66 | 53.7 |
| JE1UKM | 65 | 52.8 |
| JA1FPV | 64 | 52 |
| 7N3BGR | 63 | 51.2 |
| JI1ALP | 62 | 50.4 |
| JM2DNO | 60 | 48.8 |
| 7K4EGX | 58 | 47.2 |
| JH9CAJ | 57 | 46.3 |
| JM1OOP | 57 | 46.3 |
| JN7VZW | 55 | 44.7 |
| JA4QQJ | 53 | 43.1 |
| JJ1BDX | 53 | 43.1 |
| JI0NXA | 53 | 43.1 |
| JA1HHF | 49 | 39.8 |
| JA1HTG | 49 | 39.8 |
| JF1RSB | 48 | 39 |
| 7L2VPL | 47 | 38.2 |
| JH1HYH | 46 | 37.4 |
| JK1SDQ | 44 | 35.8 |
| JP1BJB | 44 | 35.8 |
| JS1FST | 42 | 34.1 |
| JM7TKK | 42 | 34.1 |
| JG2AKR | 41 | 33.3 |
| JK7UST | 41 | 33.3 |
| JA7AKV | 40 | 32.5 |
| JJ1JRH | 39 | 31.7 |
| JA8UUM | 39 | 31.7 |
| JA4AKV | 39 | 31.7 |
| JF0JYR | 39 | 31.7 |
| JM1LRA | 38 | 30.9 |
| JA2UFH | 38 | 30.9 |
| JA6EOD | 38 | 30.9 |
| JO1KPL | 38 | 30.9 |
| JA9WAH | 38 | 30.9 |
| JA0GSG | 37 | 30.1 |
| 7M1MBO | 36 | 29.3 |
| JF1JDG | 35 | 28.5 |
| JA1LIH | 34 | 27.6 |
| 7N4TXI | 34 | 27.6 |
| 7K4UBL | 34 | 27.6 |
| JA2NGN | 34 | 27.6 |
| JR1CPB | 34 | 27.6 |
| JA3CEK | 31 | 25.2 |
| JJ1NSG | 31 | 25.2 |
| 7N4QAZ | 31 | 25.2 |
| JE1LGY | 29 | 23.6 |
| JG3DXH | 29 | 23.6 |
| JA7QLP | 28 | 22.8 |
| JA1VJQ | 28 | 22.8 |
| JK8SBF | 28 | 22.8 |
| JN3NPP | 28 | 22.8 |
| JR0ETA | 26 | 21.1 |
| JS3CGI | 26 | 21.1 |
| JA2FXP | 26 | 21.1 |
| JE0ARV | 26 | 21.1 |
| JA6DH | 25 | 20.3 |
| JE6MIS | 25 | 20.3 |
| JA1NKU | 25 | 20.3 |
| 7L2VVI | 24 | 19.5 |
| JA6MER | 24 | 19.5 |
| JR2UMU | 23 | 18.7 |
| JR2CHL | 23 | 18.7 |
| JH0OQL | 22 | 17.9 |
| 7M4CDX | 22 | 17.9 |
| JQ1EYN | 22 | 17.9 |
| JM2LSJ | 22 | 17.9 |
| JN1JJQ | 21 | 17.1 |
| JR2MCN | 21 | 17.1 |
| 7M4SXD | 20 | 16.3 |
| JE3ODE | 20 | 16.3 |
| JA3AVO | 20 | 16.3 |
| 7K1CPT | 19 | 15.4 |
| JA5IDV | 19 | 15.4 |
| JR4CXE | 19 | 15.4 |
| JF2FNB | 19 | 15.4 |
| JA7KJR | 19 | 15.4 |
| JO1ZZZ | 18 | 14.6 |
| JG8JEF | 18 | 14.6 |
| JL3SIK | 18 | 14.6 |
| JA2QQG | 17 | 13.8 |
| JE2BSJ | 17 | 13.8 |
| JH8PHT | 16 | 13 |
| JA7BWV | 16 | 13 |
| JL8FFN | 16 | 13 |
| JA1BVA | 16 | 13 |
| JM1LDA | 15 | 12.2 |
| JH2WGK | 15 | 12.2 |
| JF1PMF | 15 | 12.2 |
| JF2AIJ | 14 | 11.4 |
| JP2RDH | 14 | 11.4 |
| JH5NAE | 14 | 11.4 |
| JH3VEY | 14 | 11.4 |
| JN6WHW | 14 | 11.4 |
| JA7FYF | 14 | 11.4 |
| JA5HPX | 14 | 11.4 |
| JR0ECQ | 13 | 10.6 |
| 7K1VDA | 13 | 10.6 |
| JR7COH | 12 | 9.8 |
| JH8FGL | 12 | 9.8 |
| JA2JWO | 12 | 9.8 |
| JA7LCL | 12 | 9.8 |
| JL1HNR | 12 | 9.8 |
| JI3DNN | 11 | 8.9 |
| 7L4SCQ | 11 | 8.9 |
| JQ6FQI | 11 | 8.9 |
| JE2QIZ | 11 | 8.9 |
| JO6CVP | 11 | 8.9 |
| JQ2LRJ | 11 | 8.9 |
| JH8MWW | 10 | 8.1 |
| JG1RNK | 9 | 7.3 |
| JA3LZC | 9 | 7.3 |
| JA1CRB | 8 | 6.5 |
| JE6DEV | 8 | 6.5 |
| JE1EGG | 8 | 6.5 |
| JA1FCC | 7 | 5.7 |
| JA6LAD | 7 | 5.7 |
| JA2BCQ | 7 | 5.7 |
| JA1HLR | 7 | 5.7 |
| 7L2RAC | 7 | 5.7 |
| JA3VUI | 7 | 5.7 |
| JM6FMW | 7 | 5.7 |
| JF1VAB | 7 | 5.7 |
| JL3TII | 7 | 5.7 |
| JN3SLN | 7 | 5.7 |
| JK1ILE | 7 | 5.7 |
| JG5CAJ | 6 | 4.9 |
| JL1FXW | 6 | 4.9 |
| JA0HCQ | 6 | 4.9 |
| JA8JCR | 6 | 4.9 |
| JL3KUX | 6 | 4.9 |
| JG5MTP | 6 | 4.9 |
| 7M4AOE | 5 | 4.1 |
| JA2MEI | 5 | 4.1 |
| JS3COP | 5 | 4.1 |
| JM3UJJ | 5 | 4.1 |
| JA4AVO | 5 | 4.1 |
| JI8XLD | 5 | 4.1 |
| 7L1MVG | 5 | 4.1 |
| JN3XCZ | 5 | 4.1 |
| JA1GSQ | 5 | 4.1 |
| JO3AXC | 5 | 4.1 |
| JA1BLI | 5 | 4.1 |
| JH2TWJ | 4 | 3.3 |
| JE1XRK | 4 | 3.3 |
| JA1AMP | 4 | 3.3 |
| JH2LSF | 4 | 3.3 |
| JI2MED | 4 | 3.3 |
| JA3GW | 4 | 3.3 |
| JK8XHZ | 4 | 3.3 |
| JH6MLB | 4 | 3.3 |
| JA6RJD | 4 | 3.3 |
| JE3UWU | 3 | 2.4 |
| JJ1JPE | 3 | 2.4 |
| JA1GQC | 3 | 2.4 |
| JA2ACR | 3 | 2.4 |
| JF7ORZ | 3 | 2.4 |
| JA9KDL | 3 | 2.4 |
| 7N3KVN | 3 | 2.4 |
| JQ6FAI | 3 | 2.4 |
| JA8AJE | 3 | 2.4 |
| 7M1LPQ | 3 | 2.4 |
| JL3AMK | 3 | 2.4 |
| JO2EWL | 3 | 2.4 |
| 7K2GJC | 3 | 2.4 |
| JG8XTU | 3 | 2.4 |
| JE1SHM | 3 | 2.4 |
| JN3EJG | 3 | 2.4 |
| 7M4ALU | 3 | 2.4 |
| JA8FXG | 3 | 2.4 |
| JO3CLC | 3 | 2.4 |
| JA1JUY | 3 | 2.4 |
| 7M4FMY | 2 | 1.6 |
| JO1CCK | 2 | 1.6 |
| JE2GCG | 2 | 1.6 |
| JA9MAT | 2 | 1.6 |
| JJ3FZR | 2 | 1.6 |
| JH1LDK | 2 | 1.6 |
| 7N4NTF | 2 | 1.6 |
| 7M4WVH | 2 | 1.6 |
| JL4WYY | 2 | 1.6 |
| JO7GEV | 2 | 1.6 |
| JE3ECD | 2 | 1.6 |
| 7M4RRM | 2 | 1.6 |
| JA7BVS | 2 | 1.6 |
| JG1NIV | 2 | 1.6 |
| JM1KOT | 2 | 1.6 |
| JJ5BTS | 2 | 1.6 |
| JA7CRT | 2 | 1.6 |
| JS6QOM | 2 | 1.6 |
| JA1CTZ | 2 | 1.6 |
| JM1PWW | 1 | 0.8 |
| JM1AAJ | 1 | 0.8 |
| JK1TCV | 1 | 0.8 |
| JG1WWW | 1 | 0.8 |
| JL1KRA | 1 | 0.8 |
| JN1CCF | 1 | 0.8 |
| JA1OIV | 1 | 0.8 |
| JF2VVJ | 1 | 0.8 |
| JA1TCV | 1 | 0.8 |
| JM1TUK | 1 | 0.8 |
| 7N3JCP | 1 | 0.8 |
| JA4NIJ | 1 | 0.8 |
| JR7OEF | 1 | 0.8 |
| JN1BFK | 1 | 0.8 |
| JA1ODB | 1 | 0.8 |
| JG8SOX | 1 | 0.8 |
| JM6EQU | 1 | 0.8 |
| JG2MLM | 1 | 0.8 |
| JA3WVQ | 1 | 0.8 |
| JE6XPF | 1 | 0.8 |
| 7K3CKK | 1 | 0.8 |
| JF1RNR | 1 | 0.8 |
| JO7EGJ | 1 | 0.8 |
| JA2FWL | 1 | 0.8 |
| JA3UMK | 1 | 0.8 |
| JL1DRF | 1 | 0.8 |
| JJ2NKX | 1 | 0.8 |
| JK8NLB | 1 | 0.8 |
| JE5HTN | 1 | 0.8 |
| JA2ITT | 1 | 0.8 |
| JS1DYB | 1 | 0.8 |
| JH3HGI | 1 | 0.8 |
| JH0AKV | 1 | 0.8 |
| JA1IEU | 1 | 0.8 |
| JN1KDV | 1 | 0.8 |
| JM2HAV | 1 | 0.8 |
| JA5IVG | 1 | 0.8 |
| JI3DST | 1 | 0.8 |
| JA1PTR | 1 | 0.8 |
| JH1ARY | 1 | 0.8 |
| JH5UPH | 1 | 0.8 |
| JA6DQI | 1 | 0.8 |
| JR6NQR | 1 | 0.8 |
| JF3AXZ | 1 | 0.8 |
| JG3DOR | 1 | 0.8 |
| JA1COP | 1 | 0.8 |
| JH2OMM | 1 | 0.8 |
| JF1ELQ | 1 | 0.8 |