diff --git a/src/tranqu/device_converter/__init__.py b/src/tranqu/device_converter/__init__.py
index c04b4e6..e8497ad 100644
--- a/src/tranqu/device_converter/__init__.py
+++ b/src/tranqu/device_converter/__init__.py
@@ -5,6 +5,7 @@
     DeviceConverterManager,
     DeviceConverterNotFoundError,
 )
+from .oqtopus_to_ouqu_tp_device_converter import OqtopusToOuquTpDeviceConverter
 from .oqtopus_to_qiskit_device_converter import OqtoqusToQiskitDeviceConverter
 from .pass_through_device_converter import PassThroughDeviceConverter
 from .qiskit_device import QiskitDevice
@@ -15,6 +16,7 @@
     "DeviceConverterError",
     "DeviceConverterManager",
     "DeviceConverterNotFoundError",
+    "OqtopusToOuquTpDeviceConverter",
     "OqtoqusToQiskitDeviceConverter",
     "PassThroughDeviceConverter",
     "QiskitDevice",
diff --git a/src/tranqu/device_converter/oqtopus_to_ouqu_tp_device_converter.py b/src/tranqu/device_converter/oqtopus_to_ouqu_tp_device_converter.py
new file mode 100644
index 0000000..1097aef
--- /dev/null
+++ b/src/tranqu/device_converter/oqtopus_to_ouqu_tp_device_converter.py
@@ -0,0 +1,21 @@
+import json
+from typing import Any
+
+from .device_converter import DeviceConverter
+
+
+class OqtopusToOuquTpDeviceConverter(DeviceConverter):
+    """Device converter for converting from Oqtopus to ouqu-tp format."""
+
+    @staticmethod
+    def convert(device: dict[str, Any]) -> str:
+        """Convert a Oqtopus device to ouqu-tp format.
+
+        Args:
+            device (dict[str, Any]): The Oqtopus device to be converted.
+
+        Returns:
+            str: The converted ouqu-tp format device.
+
+        """
+        return json.dumps(device)
diff --git a/src/tranqu/tranqu.py b/src/tranqu/tranqu.py
index 37a8641..f69f3ab 100644
--- a/src/tranqu/tranqu.py
+++ b/src/tranqu/tranqu.py
@@ -85,6 +85,7 @@
 from .device_converter import (
     DeviceConverter,
     DeviceConverterManager,
+    OqtopusToOuquTpDeviceConverter,
     OqtoqusToQiskitDeviceConverter,
 )
 from .device_type_manager import DeviceTypeManager
@@ -417,6 +418,11 @@ def _register_builtin_device_converters(self) -> None:
             "qiskit",
             OqtoqusToQiskitDeviceConverter(),
         )
+        self.register_device_converter(
+            "oqtopus",
+            "ouqu-tp",
+            OqtopusToOuquTpDeviceConverter(),
+        )
 
     def _register_builtin_transpilers(self) -> None:
         self.register_transpiler("qiskit", QiskitTranspiler())
diff --git a/tests/tranqu/transpiler/test_ouqu_tp_transpiler.py b/tests/tranqu/transpiler/test_ouqu_tp_transpiler.py
index e9ad70c..899110e 100644
--- a/tests/tranqu/transpiler/test_ouqu_tp_transpiler.py
+++ b/tests/tranqu/transpiler/test_ouqu_tp_transpiler.py
@@ -1,3 +1,5 @@
+from typing import Any
+
 import pytest
 from pytket import Circuit as TketCircuit
 from qiskit import QuantumCircuit  # type: ignore[import-untyped]
@@ -10,7 +12,35 @@ class TestOuquTpTranspiler:
     def tranqu(self) -> Tranqu:
         return Tranqu()
 
-    def test_transpile_simple_qasm3_program(self, tranqu: Tranqu):
+    @pytest.fixture
+    def simple_device(self) -> dict[str, Any]:
+        return {
+            "name": "simple_device",
+            "qubits": [
+                {
+                    "id": 0,
+                    "fidelity": 0.99,
+                    "gate_duration": {"x": 60.0, "sx": 30.0, "rz": 0},
+                },
+                {
+                    "id": 1,
+                    "fidelity": 0.98,
+                    "gate_duration": {"x": 60.0, "sx": 30.0, "rz": 0},
+                },
+            ],
+            "couplings": [
+                {
+                    "control": 0,
+                    "target": 1,
+                    "fidelity": 0.95,
+                    "gate_duration": {"cx": 100.0},
+                }
+            ],
+        }
+
+    def test_transpile_simple_qasm3_program(
+        self, tranqu: Tranqu, simple_device: dict[str, Any]
+    ):
         program = """OPENQASM 3.0;
 include "stdgates.inc";
 qubit[2] q;
@@ -19,31 +49,47 @@ def test_transpile_simple_qasm3_program(self, tranqu: Tranqu):
 cx q[0],q[1];
 """
         result = tranqu.transpile(
-            program=program, program_lib="openqasm3", transpiler_lib="ouqu-tp"
+            program=program,
+            program_lib="openqasm3",
+            transpiler_lib="ouqu-tp",
+            device=simple_device,
+            device_lib="oqtopus",
         )
 
         assert isinstance(result.transpiled_program, str)
         assert result.stats != {}
 
-    def test_transpile_qiskit_program(self, tranqu: Tranqu):
+    def test_transpile_qiskit_program(
+        self, tranqu: Tranqu, simple_device: dict[str, Any]
+    ):
         circuit = QuantumCircuit(2)
         circuit.h(0)
         circuit.cx(0, 1)
 
         result = tranqu.transpile(
-            program=circuit, program_lib="qiskit", transpiler_lib="ouqu-tp"
+            program=circuit,
+            program_lib="qiskit",
+            transpiler_lib="ouqu-tp",
+            device=simple_device,
+            device_lib="oqtopus",
         )
 
         assert isinstance(result.transpiled_program, QuantumCircuit)
         assert result.stats != {}
 
-    def test_transpile_tket_program(self, tranqu: Tranqu):
+    def test_transpile_tket_program(
+        self, tranqu: Tranqu, simple_device: dict[str, Any]
+    ):
         circuit = TketCircuit(2)
         circuit.H(0)
         circuit.CX(0, 1)
 
         result = tranqu.transpile(
-            program=circuit, program_lib="tket", transpiler_lib="ouqu-tp"
+            program=circuit,
+            program_lib="tket",
+            transpiler_lib="ouqu-tp",
+            device=simple_device,
+            device_lib="oqtopus",
         )
 
         assert isinstance(result.transpiled_program, TketCircuit)