Researcher Database

（Last updated : 2026-03-05 09:30:17）　

OKUMA TOKIKO

Department / Course College of Business Administration Department of Business Administration

Title / Position Professor

Academic background
1.	2015/05 Degree Acquisition	Ph.D. in Linguistics, McGill University (Canada)
2.	2004/03 Degree Acquisition	M.A. in Applied Linguistics, University of Essex (UK)

Business career
1.	2025/04 ～	Professor │ │
2.	2022/04 ～ 2025/03	Associate Professor │ │ Ritsumeikan University

Present specialized field
second language acquisition, linguistics (Keyword：Second Language Acquisition)

Books
1.	2026/07/01	Acquiring the scope of logical connectives and negation in Japanese as a second language.New Frontiers and Connections in Second Language Acquisition │ ,pp.101-128
2.	2023/11/02	L1 effects in acquisition of the Japanese OPC by L1 English and L1 Spanish speakers.Individual Differences in Anaphora Resolution │ ,pp.118-141
3.	2015/07/23	The Interface Hypothesis and L2 Acquisition of Japanese pronouns by L1 English speakers.Language Acquisition and Development: Proceedings of GALA 2013 │ ,pp.343-359

Papers
1.	2026/09/01	The effect of L1 and L2 on acquiring the scope of disjunction and negation in L3 Japanese │ Proceedings of the 50th Annual Boston University Conference on Language Development (BUCLD50) │ 2
2.	2026/04/01	L2 acquisition of discourse constraints on the use of pronouns by L1 English speakers of L2 Japanese │ Journal of Japanese Linguistics │ ,pp.1-32
3.	2025/09/01	L2 Acquisition of Japanese Negated Disjunction and Conjunction by L1 English and L1 Mandarin speakers │ Proceedings of the 49th Annual Boston University Conference on Language Development (BUCLD49) │ 2,pp.533-547
4.	2024/11/30	Acquiring the scope of negated disjunction in Japanese as a third language │ ,pp.119-134
5.	2023/02	Second language acquisition of English disjunction │ The Ritsumeikan Business Review │ ,pp.79-91
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Academic conference presentation
1.	2026/04/17	Acquiring the scope of disjunction and negation in L3 Japanese
2.	2025/11/08	The effect of L1 on acquiring the scope of disjunction and negation in L3 Japanese
3.	2024/11/08	L2 acquisition of Japanese negated disjunction and conjunction by L1 English and L1 Mandarin speakers
4.	2024/05/17	The effect of L1 on acquiring the scope of logical connectives in L3 Japanese
5.	2024/05/02	Acquiring scope of logical connectives and negation in Japanese as a second language
Display All（41）

Subject
1.	Business English A1
2.	Business English A2
3.	English Workshop 2
4.	News English 2
5.	英語L1
Display All（7）

E-Mail Address

Department laboratory expense researcher number
20765515

researchmap Researcher code
B000273093