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Mountaineering Difficulty Levels - HTML
Mountaineering Difficulty Levels is a standard Japanese classification system that evaluates climbing routes using two axes: physical fitness level and technical difficulty. The physical level is calculated from 1-10 based on standard course time and elevation gain, while technical difficulty is represented by letters A-E indicating trail conditions and hazards. This system enables objective difficulty assessment beyond traditional subjective classifications of beginner, intermediate, and advanced, allowing climbers to choose routes appropriate to their abilities.
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<thead><tr><th>code</th><th>slug</th><th>name</th><th>description</th><th>category</th><th>level</th><th>overnight</th><th>routeFactor</th><th>skillsRequired</th><th>physicalRange</th><th>technicalRange</th></tr></thead>
<tbody><tr><td>P1</td><td>physical-level-1</td><td>Physical Level 1</td><td>The easiest physical fitness level.</td><td>physical</td><td>1</td><td>日帰り可能</td><td>10未満</td><td></td><td></td><td></td></tr>
<tr><td>P2</td><td>physical-level-2</td><td>Physical Level 2</td><td>A relatively easy physical fitness level.</td><td>physical</td><td>2</td><td>日帰り可能</td><td>10〜20</td><td></td><td></td><td></td></tr>
<tr><td>P3</td><td>physical-level-3</td><td>Physical Level 3</td><td>A moderate physical fitness level.</td><td>physical</td><td>3</td><td>日帰り可能</td><td>20〜30</td><td></td><td></td><td></td></tr>
<tr><td>P4</td><td>physical-level-4</td><td>Physical Level 4</td><td>A relatively challenging physical fitness level.</td><td>physical</td><td>4</td><td>1泊以上推奨</td><td>30〜40</td><td></td><td></td><td></td></tr>
<tr><td>P5</td><td>physical-level-5</td><td>Physical Level 5</td><td>A challenging physical fitness level.</td><td>physical</td><td>5</td><td>1泊以上必要</td><td>40〜50</td><td></td><td></td><td></td></tr>
<tr><td>P6</td><td>physical-level-6</td><td>Physical Level 6</td><td>A very challenging physical fitness level.</td><td>physical</td><td>6</td><td>1〜2泊以上推奨</td><td>50〜60</td><td></td><td></td><td></td></tr>
<tr><td>P7</td><td>physical-level-7</td><td>Physical Level 7</td><td>An advanced physical fitness level.</td><td>physical</td><td>7</td><td>1〜2泊以上必要</td><td>60〜70</td><td></td><td></td><td></td></tr>
<tr><td>P8</td><td>physical-level-8</td><td>Physical Level 8</td><td>A very advanced physical fitness level.</td><td>physical</td><td>8</td><td>2〜3泊以上推奨</td><td>70〜80</td><td></td><td></td><td></td></tr>
<tr><td>P9</td><td>physical-level-9</td><td>Physical Level 9</td><td>An expert physical fitness level.</td><td>physical</td><td>9</td><td>2〜3泊以上必要</td><td>80〜90</td><td></td><td></td><td></td></tr>
<tr><td>P10</td><td>physical-level-10</td><td>Physical Level 10</td><td>The highest physical fitness level.</td><td>physical</td><td>10</td><td>3泊以上必要</td><td>90超</td><td></td><td></td><td></td></tr>
<tr><td>TA</td><td>technical-level-a</td><td>Technical Level A</td><td>Well-maintained trails suitable for beginners.</td><td>technical</td><td>A</td><td></td><td></td><td>["Basic climbing equipment"]</td><td></td><td></td></tr>
<tr><td>TB</td><td>technical-level-b</td><td>Technical Level B</td><td>Requires some technical skills, suitable for intermediate climbers.</td><td>technical</td><td>B</td><td></td><td></td><td>["Climbing experience","Map reading","Orienteering recommended"]</td><td></td><td></td></tr>
<tr><td>TC</td><td>technical-level-c</td><td>Technical Level C</td><td>Involves chains and ladders, requiring technical skills.</td><td>technical</td><td>C</td><td></td><td></td><td>["Map reading","Orienteering","Physical strength for chain sections"]</td><td></td><td></td></tr>
<tr><td>TD</td><td>technical-level-d</td><td>Technical Level D</td><td>Difficult rock ridges and scree fields requiring advanced technical skills.</td><td>technical</td><td>D</td><td></td><td></td><td>["Map reading","Orienteering","Route-finding","Balance techniques on rock, snow, and chains"]</td><td></td><td></td></tr>
<tr><td>TE</td><td>technical-level-e</td><td>Technical Level E</td><td>Highest difficulty requiring specialized technical skills and experience.</td><td>technical</td><td>E</td><td></td><td></td><td>["Advanced route-finding","Judgment skills","Rope work"]</td><td></td><td></td></tr>
<tr><td>BG</td><td>beginner-grade</td><td>Beginner</td><td>Level suitable for beginner climbers.</td><td>general</td><td></td><td></td><td></td><td></td><td>1-3</td><td>A-B</td></tr>
<tr><td>IM</td><td>intermediate-grade</td><td>Intermediate</td><td>Level suitable for intermediate climbers.</td><td>general</td><td></td><td></td><td></td><td></td><td>3-5</td><td>B-C</td></tr>
<tr><td>AD</td><td>advanced-grade</td><td>Advanced</td><td>Level suitable for advanced climbers.</td><td>general</td><td></td><td></td><td></td><td></td><td>5-7</td><td>C-D</td></tr>
<tr><td>EX</td><td>expert-grade</td><td>Expert</td><td>Highest level requiring specialized technical skills and experience.</td><td>general</td><td></td><td></td><td></td><td></td><td>8-10</td><td>D-E</td></tr></tbody>
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