Preprint

Spectral Small-Incremental-Entangling: Breaking Quasi-Polynomial Complexity Barriers in Long-Range Interacting Systems 
Donghoon Kim, Yusuke Kimura, Hugo Mackay, Yosuke Mitsuhashi, Hideaki Nishikawa, Carla Rubiliani, Cheng Shang, Ayumi Ukai, Tomotaka Kuwahara
arXiv:2509.12014  

Long-Range Bosonic Systems at Thermal Equilibrium: Computational Complexity and Clustering of Correlations
Xin-Hai Tong, Tomotaka Kuwahara
arXiv:2509.25572

Prethermal inverse Mpemba effect
Koudai Sugimoto, Tomotaka Kuwahara, Keiji Saito 
arXiv:2507.04669

Operator Spreading and Information Propagation: Equivalence and Beyond
Cheng Shang, Zhi-Guang Lu, Hayato Kinkawa, Tomotaka Kuwahara
arXiv:2505.07955

Macroscopic Particle Transport in Dissipative Long-Range Bosonic Systems
Hongchao Li, Cheng Shang, Tomotaka Kuwahara, Tan Van Vu
arXiv:2503.13731

On the Clustering of Conditional Mutual Information via Dissipative Dynamics
Kohtaro Kato, Tomotaka Kuwahara
arXiv:2504.02235

Boson Clustering and Low-Density Properties at High Temperatures
Xin-Hai Tong, Tomotaka Kuwahara, Zongping Gong
arXiv:2411.10759

Entanglement area law in interacting bosons: from Bose-Hubbard, φ4, and beyond
Donghoon Kim, Tomotaka Kuwahara
arXiv:2411.02157

Quantum complexity and generalized area law in fully connected models
Donghoon Kim, Tomotaka Kuwahara
arXiv:2411.02140

Clustering of conditional mutual information and quantum Markov structure at arbitrary temperatures
Tomotaka Kuwahara
arXiv:2407.05835

Enhanced Lieb-Robinson bounds for a class of Bose-Hubbard type Hamiltonians
Tomotaka Kuwahara, Marius Lemm
arXiv:2405.04672

Viscosity of quark-gluon plasma and gravitons Bose-Einstein condensate
Yusuke Kimura
arXiv:2401.16436