1. Department of Applied Quantum Physics and Nuclear Engineering, Kyushu University, Fukuoka, Japan
2. RIKEN Nishina Center, RIKEN, Saitama, Japan
3. Neutron Beam Technology Team, RIKEN Center for Advanced Photonics, RIKEN, Saitama, Japan
4. J-PARC Center, Japan Atomic Energy Agency, Ibaraki, Japan