Company: CNCKW
Filing Date: 2025-08-29
Form Type: POS AM
Source: 0001213900-25-082038
Chunk: 279

Company: Coincheck Group N.V.
Filing Date: 2025-08-29
Form: POS AM
Chunk 279
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 |   |
| Provisions used during the year     |     |                 |  (38 | ) |     |      | (120 | ) |
| Provisions reversed during the year |     |                 | (102 | ) |     |      |    — |   |
| Unwind of discount                  |     |                 |    — |   |     |      |    1 |   |
| Ending balance                      |     |                 |  120 |   |     |      |  340 |   |
| Current portion                     |     |                 |  120 |   |     |      |    — |   |
| Non-current portion                 |     |                 |    — |   |     |      |  340 |   |
| Total                               |     |               ¥ |  120 |   |     |    ¥ |  340 |   |

24. Financial instruments The fair values of financial assets and liabilities are determined as below. Information about the fair value hierarchy is described in Note 25 “Fair value measurement.” (1) Cash and cash equivalents Since cash and cash equivalents mainly consist of bank deposits, the carrying amount approximates their fair value. (2) Cash segregated as deposits Cash segregated as deposits includes cash deposited in trust accounts. The carrying amount approximates its fair value.

F-43

COINCHECK GROUP N.V. and its subsidiaries
NOTES TO THE CONSOLIDATED FINANCIAL STATEMENTS 24.Financial instruments (cont.) (3) Customer accounts receivable, Other financial assets, Deposits received, and Other financial liabilities Other financial assets includes receivables, guarantee deposits and USD Coin (a stablecoin). The carrying amount of instruments with short -termmaturity approximates their fair value. The fair value of instruments with long -termmaturity is measured using future cash flows discounted by a rate reflecting the counterparty or the Company’s credibility, which is a reasonable approximation of the carrying amount. (4) Warrant liabilities As part of Thunder Bridge’s IPO, Thunder Bridge issued private and public warrants to third -partyinvestors where each whole warrant entitled the holder to purchase oneshare of Thunder Bridge’s Class A common stock at an exercise price of USD11.5per share. In connection with the Reverse Recapitalization, and pursuant to a warrant assumption and amendment agreement, dated as of December 10, 2024 (the closing date of the Business Combination), Thunder Bridge private and public warrants were exchanged for Coincheck Parent