法令翻訳 http://www.japaneselawtranslat...amp;page=5

(新株予約権の譲渡の対抗要件)
第二百五十七条   新株予約権の譲渡は、その新株予約権を取得した者の氏名又は名称及び住所を新株予約権原簿に記載し、又は記録しなければ、株式会社その他の第三者に対抗することができない。

Perfection of Transfers of Share Options
Article 257   Transfers of Share Options may not be perfected against the Stock Company and other third parties unless the names and addresses of the person who acquire those Share Options is stated or recorded in the share options register.

記名式の新株予約権証券が発行されている証券発行新株予約権及び記名式の新株予約権付社債券が発行されている証券発行新株予約権付社債に付された新株予約権についての前項の規定の適用については、同項中「株式会社その他の第三者」とあるのは、「株式会社」とする。

For the purpose of the application of the provisions of the preceding paragraph to share options for which certificates are issued and in respect of which registered share option certificates have been issued, and Share Options attached to a Bond with Share Options for which a certificate is issued and in respect of which a registered certificate representing the Bond with Share Options has been issued, "the Stock Company and other third parties" in that paragraph is read as "the Stock Company".

第一項の規定は、無記名新株予約権及び無記名新株予約権付社債に付された新株予約権については、適用しない。

The provisions of paragraph (1) do not apply to any Bearer Share Options or Share Options attached to Bearer Bonds with Share Option.