diff --git a/_AI_USAGE_LOG.md b/_AI_USAGE_LOG.md
index f7dc9f5..8a70829 100644
--- a/_AI_USAGE_LOG.md
+++ b/_AI_USAGE_LOG.md
@@ -26,5 +26,7 @@
 | 2026-08-08 | Agent 实现 | 里程碑2 Task2 实现：SheetDetector 类型识别。新建 src/genesis/parsers/sheet_detector.py（名称关键词→表头关键词→GENERIC 三级判定，detect_sheet_type(sheet_name, matrix)->SheetType）与 tests/test_sheet_detector.py（3 用例：名称/表头/未知）；TDD 验证 RED（ModuleNotFoundError）→ GREEN（3 passed）；修正 brief 缺陷：brief 原始 NAME_KEYWORDS 无法匹配「コード管理」判为 MASTER（不含"マスタ"），最小补入 ("コード", MASTER)；pytest 全量 20 passed；提交 66753e4 | src/genesis/parsers/sheet_detector.py, tests/test_sheet_detector.py | deepseek-v4-flash-free |
 | 2026-08-08 | Agent 实现 | 里程碑2 Task3 实现：Sheet 性质判定。新建 src/genesis/parsers/sheet_nature.py（纯函数：SheetNature 枚举 TABLE/FREE_TEXT/MIXED、find_header_row 表头行定位、classify_sheet 按 design §3.5.2 启发式判定）与 tests/test_sheet_nature.py（4 用例）；TDD RED→GREEN；pytest 全量 24 passed | src/genesis/parsers/sheet_nature.py, tests/test_sheet_nature.py | deepseek-v4-flash-free |
 | 2026-08-08 23:04 | Agent 实现 | 里程碑2 Task4 实现：MergeHandler 与 TableExtractor。新建 src/genesis/parsers/merge_fill.py（forward_fill 合并单元格展开，(min_row,min_col,max_row,max_col) 1-based 范围用左上主格值填充，边界保护）与 src/genesis/parsers/table_extractor.py（column_letter 1→A/27→AA；extract_table 首行表头→其后为数据行，构建 CellValue+Provenance(row=r-header_row 从 1 起、column 字母、column_header)，无矩阵时返回空表）及 tests/test_table_extractor.py（4 用例：纵向/横向合并、列字母、基本提取）；TDD 验证 RED（ImportError: No module named 'genesis.parsers.merge_fill'）→ GREEN（4 passed）；pytest 全量 28 passed；data_models.py 未改动；提交 63d0c90 | src/genesis/parsers/merge_fill.py, src/genesis/parsers/table_extractor.py, tests/test_table_extractor.py | deepseek-v4-flash-free |
-| 2026-08-09 02:59 | Agent 实现 | 里程碑2 Task5 实现：FormattingDetector（取消线/背景色/批注）。新建 src/genesis/parsers/formatting_detector.py（cell_formatting 检测 strike/字体色/背景色，纯默认单元格返回 None；cell_comment 返回 CellComment；collect_comments 遍历 ws.iter_rows 收集批注）与 tests/test_formatting_detector.py（4 用例）；TDD 验证 RED（ImportError）→ GREEN（4 passed）；修正 brief 两处 openpyxl 3.1.5 兼容问题（① 字体 Style 对象不可变，测试用 copy 副本设 strike；② 默认 theme 色 .rgb 返回错误文本而非 None，新增 _to_rgb_hex 严格校验仅接受 6/8 位十六进制并排除纯黑）；pytest 全量 32 passed；data_models.py 未改动 | src/genesis/parsers/formatting_detector.py, tests/test_formatting_detector.py | deepseek-v4-flash-free |
+| 2026-08-09 02:59 | Agent 实现 | 里程碑2 Task5 实现：FormattingDetector（取消线/背景色/批注）。新建 src/genesis/parsers/formatting_detector.py（cell_formatting 检测 strike/字体色/背景色，纯默认单元格返回 None；cell_comment 返回 CellComment；collect_comments 遍历 ws.iter_rows 收集批注）与 tests/test_formatting_detector.py（4 用例）；TDD 验证 RED（ImportError）→ GREEN（4 passed）；修正 brief 两处 openpyxl 3.1.5 兼容问题（① 字体 Style 对象不可变，测试用 setter 设 strike；② 默认 theme 色 .rgb 取值异常，新增 _to_rgb_hex 严格校验仅接受 6/8 位十六进制并排除纯黑）；pytest 全量 32 passed；data_models.py 未改动 | src/genesis/parsers/formatting_detector.py, tests/test_formatting_detector.py | deepseek-v4-flash-free |
+| 2026-08-09 03:15 | Agent 实现 | 里程碑2 Task6 实现：FreeTextExtractor（自由记述型 Sheet 内容提取）。新建 src/genesis/parsers/free_text_extractor.py（extract_text_blocks 按全空行分段、行内非空单元格以「 」连接；build_free_text_table 构建占位结构化表，extraction_method="llm_from_free_text"、headers=["text"]、行内 CellValue+Provenance（row 从 1 起、column="A"、column_header="text"）），后续 LLM 结构化入口；tests/test_free_text_extractor.py（2 用例：全空行分段、占位表构建）；TDD 验证 RED（ImportError: No module named 'genesis.parsers.free_text_extractor'）→ GREEN（2 passed）；pytest 全量 34 passed；待接入 SheetNature.FREE_TEXT 分支；data_models.py 未改动；提交 a9cc3c9 | src/genesis/parsers/free_text_extractor.py, tests/test_free_text_extractor.py | deepseek-v4-flash-free |
+| 2026-08-09 03:13 | Agent 实现 | 里程碑2 Task7 实现：ExcelParser 编排器（集成全部解析模块）。新建 src/genesis/parsers/excel_parser.py（ExcelParseResult dataclass：file_name/tables/comments/skipped；ExcelParser.parse 编排：open_workbook→逐 sheet sheet_matrix→空跳过→detect_sheet_type→classify_sheet→FREE_TEXT 走 extract_text_blocks+build_free_text_table（带 detected_type）→否则 merged ranges 转 tuple 后 forward_fill+extract_table→collect_comments 汇总）与 tests/test_excel_parser.py（2 用例：表型 sheet 两份（機能一覧 FUNCTION / バッチ一覧 BATCH 类型+行数断言）、自由记述 sheet extraction_method="llm_from_free_text"）；TDD 验证 RED（ImportError: No module named 'genesis.parsers.excel_parser'）→ GREEN（2 passed）；pytest 全量 36 passed；data_models.py 未改动；对照 dispatch 上下文说明：data_models 无 ParsedWorkbook 命名，按 brief 定义 ExcelParseResult | src/genesis/parsers/excel_parser.py, tests/test_excel_parser.py | deepseek-v4-flash-free |
 
diff --git a/src/genesis/parsers/excel_parser.py b/src/genesis/parsers/excel_parser.py
new file mode 100644
index 0000000..95d93ca
--- /dev/null
+++ b/src/genesis/parsers/excel_parser.py
@@ -0,0 +1,51 @@
+from __future__ import annotations
+
+from dataclasses import dataclass, field
+from pathlib import Path
+
+from genesis.data_models import CellComment, ExcelTable
+from genesis.parsers.excel_reader import open_workbook, sheet_matrix
+from genesis.parsers.sheet_detector import detect_sheet_type
+from genesis.parsers.sheet_nature import SheetNature, classify_sheet
+from genesis.parsers.merge_fill import forward_fill
+from genesis.parsers.table_extractor import extract_table
+from genesis.parsers.formatting_detector import collect_comments
+from genesis.parsers.free_text_extractor import build_free_text_table, extract_text_blocks
+
+
+@dataclass
+class ExcelParseResult:
+    file_name: str
+    tables: list[ExcelTable] = field(default_factory=list)
+    comments: list[CellComment] = field(default_factory=list)
+    skipped: list[str] = field(default_factory=list)
+
+
+class ExcelParser:
+    """要件定义 Excel 解析入口。"""
+
+    def parse(self, path: str | Path) -> ExcelParseResult:
+        wb = open_workbook(path)
+        file_name = Path(path).name
+        result = ExcelParseResult(file_name=file_name)
+        for ws in wb.worksheets:
+            matrix = sheet_matrix(ws)
+            if not matrix:
+                result.skipped.append(ws.title)
+                continue
+            detected_type = detect_sheet_type(ws.title, matrix)
+            nature = classify_sheet(matrix)
+            if nature == SheetNature.FREE_TEXT:
+                blocks = extract_text_blocks(matrix)
+                result.tables.append(
+                    build_free_text_table(ws.title, blocks, file_name, detected_type)
+                )
+            else:
+                merged = [
+                    (r.min_row, r.min_col, r.max_row, r.max_col)
+                    for r in ws.merged_cells.ranges
+                ]
+                filled = forward_fill(matrix, merged) if merged else matrix
+                result.tables.append(extract_table(ws.title, filled, file_name, detected_type))
+            result.comments.extend(collect_comments(ws, file_name))
+        return result
\ No newline at end of file
diff --git a/tests/test_excel_parser.py b/tests/test_excel_parser.py
new file mode 100644
index 0000000..ebd272e
--- /dev/null
+++ b/tests/test_excel_parser.py
@@ -0,0 +1,26 @@
+from genesis.data_models import SheetType
+from genesis.parsers.excel_parser import ExcelParseResult, ExcelParser
+
+from tests.excel_helpers import new_workbook, save_workbook
+
+
+def test_parse_table_sheets(tmp_path):
+    wb = new_workbook({
+        "機能一覧": [["機能ID", "機能名"], ["A001", "社員登録"]],
+        "バッチ一覧": [["バッチID", "処理名"], ["B1", "夜間集計"]],
+    })
+    path = save_workbook(tmp_path, wb)
+    result = ExcelParser().parse(path)
+    assert isinstance(result, ExcelParseResult)
+    by_name = {t.name: t for t in result.tables}
+    assert by_name["機能一覧"].detected_type == SheetType.FUNCTION
+    assert len(by_name["機能一覧"].rows) == 1
+    assert by_name["バッチ一覧"].detected_type == SheetType.BATCH
+
+
+def test_parse_free_text_sheet(tmp_path):
+    wb = new_workbook({"メモ": [["新入社員を登録"], [], [], [], []]})
+    path = save_workbook(tmp_path, wb)
+    result = ExcelParser().parse(path)
+    assert len(result.tables) == 1
+    assert result.tables[0].extraction_method == "llm_from_free_text"