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Hsu, C. MacQueen, C. P. Shen, C. Schwanda, C. Sharma, C. W. Joo, C. W. Park, C. Z. Yuan, D. Cinabro, D. Epifanov, D. Ferlewicz, D. Kotchetkov, D. Liventsev, D. M. Asner, D. Matvienko, D. Sahoo, D. \\v{C}ervenkov, D. Y. Kim, E.-J. Jang, E. Kovalenko, E. Prencipe, E. Solovieva, E. Waheed, E. Wang, E. Won, F. Di Capua, F. Metzner, F. Simon, F. Tenchini, F. U. Bernlochner, G. B. Mohanty, G. Bonvicini, G. De Nardo, G. Karyan, G. Pakhlova, G. Russo, G. Schnell, G. Varner, H. Aihara, H. Atmacan, H. B. Jeon, H. E. Cho, H. Hayashii, H. J. Kim, H. Kichimi, H. Ono, H. Park, H. Ye, I. Adachi, I. S. Lee, J. Bennett, J. Biswal, J. Dingfelder, J. F. Strube, J.-G. Shiu, J. H. Yin, J. Li, J. Libby, J. MacNaughton, J. Schueler, J. S. Lange, J. Wiechczynski, K. Belous, K. Chilikin, K. Cho, K. E. Varvell, K. Hayasaka, K. H. Kang, K.-H. Kim, K. Inami, K. Kinoshita, K. K. Joo, K. Kumara, K. Lalwani, K. Lieret, K. Miyabayashi, K. Nishimura, K. Senyo, K. Tanida, K. Trabelsi, L. E. Piilonen, L. K. Li, L. 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Moon, T. Kawasaki, T. Konno, T. K. Pedlar, T. Kuhr, T. Matsuda, T. Mori, T. Pang, T. Podobnik, T. Sanuki, T. Sumiyoshi, T. Uglov, T. V. Dong, U. Tamponi, V. Babu, V. Bhardwaj, V. Chekelian, V. Gaur, V. Popov, V. Savinov, V. Vorobyev, V. Zhilich, V. Zhukova, V. Zhulanov, W.-S. Hou, W. Sutcliffe, W. W. Jacobs, W. Yan, X. Xu, Y. B. Li, Y. Choi, Y. Guan, Y. Iwasaki, Y. Jin, Y.-J. Kwon, Y.-K. Kim, Y. Onuki, Y. Sakai, Y. Seino, Y. Unno, Y. Usov, Y. Yusa, Z. Dole\\v{z}al, Z. Liptak, Z. Natkaniec, Z. P. Zhang, Z. S. Stottler","submitted_at":"2021-01-29T19:00:27Z","abstract_excerpt":"We present measurements of partial branching fractions of inclusive semileptonic $B \\to X_u \\, \\ell^+\\, \\nu_{\\ell}$ decays using the full Belle data set of 711 fb$^{-1}$ of integrated luminosity at the $\\Upsilon(4S)$ resonance and for $\\ell = e, \\mu$. 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