diff --git a/nhf/touhou/__init__.py b/nhf/touhou/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/nhf/touhou/shiki_eiki/__init__.py b/nhf/touhou/shiki_eiki/__init__.py
new file mode 100644
index 0000000..034bd7d
--- /dev/null
+++ b/nhf/touhou/shiki_eiki/__init__.py
@@ -0,0 +1,26 @@
+from dataclasses import dataclass, field
+import cadquery as Cq
+from nhf.build import Model, TargetKind, target, assembly, submodel
+import nhf.touhou.shiki_eiki.rod as MR
+import nhf.utils
+
+@dataclass
+class Parameters(Model):
+
+    rod: MR.Rod = field(default_factory=lambda: MR.Rod())
+
+    def __post_init__(self):
+        super().__init__(name="shiki-eiki")
+
+    @submodel(name="rod")
+    def submodel_rod(self) -> Model:
+        return self.rod
+
+
+if __name__ == '__main__':
+    import sys
+
+    p = Parameters()
+    if len(sys.argv) == 1:
+        p.build_all()
+        sys.exit(0)
diff --git a/nhf/touhou/shiki_eiki/rod.py b/nhf/touhou/shiki_eiki/rod.py
new file mode 100644
index 0000000..b53141d
--- /dev/null
+++ b/nhf/touhou/shiki_eiki/rod.py
@@ -0,0 +1,29 @@
+from dataclasses import dataclass, field
+import cadquery as Cq
+from nhf import Material, Role
+from nhf.build import Model, target, assembly
+import nhf.utils
+
+@dataclass
+class Rod(Model):
+
+    @target(name="surface")
+    def top_profile(self) -> Cq.Sketch:
+        w, h = 10, 20
+        sketch = (
+            Cq.Sketch()
+            .polygon([
+                (w, h),
+                (w, -h),
+                (-w, -h),
+                (-w, h),
+            ])
+        )
+        return sketch
+
+    @assembly()
+    def assembly(self) -> Cq.Assembly:
+        a = (
+            Cq.Assembly()
+        )
+        return a